﻿/*
* File:        jquery.dataTables.js
* Version:     1.7.0 beta 6
* CVS:         $Id$
* Description: Paginate, search and sort HTML tables
* Author:      Allan Jardine (www.sprymedia.co.uk)
* Created:     28/3/2008
* Modified:    $Date$ by $Author$
* Language:    Javascript
* License:     GPL v2 or BSD 3 point style
* Project:     Mtaala
* Contact:     allan.jardine@sprymedia.co.uk
* 
* Copyright 2008-2010 Allan Jardine, all rights reserved.
*
* This source file is free software, under either the GPL v2 license or a
* BSD style license, as supplied with this software.
* 
* This source file is distributed in the hope that it will be useful, but 
* WITHOUT ANY WARRANTY; without even the implied warranty of MERCHANTABILITY 
* or FITNESS FOR A PARTICULAR PURPOSE. See the license files for details.
* 
* For details please refer to: http://www.datatables.net
*/

/*
* When considering jsLint, we need to allow eval() as it it is used for reading cookies and 
* building the dynamic multi-column sort functions.
*/
/*jslint evil: true, undef: true, browser: true */
/*globals $, jQuery,_fnExternApiFunc,_fnInitalise,_fnLanguageProcess,_fnAddColumn,_fnColumnOptions,_fnAddData,_fnGatherData,_fnDrawHead,_fnDraw,_fnReDraw,_fnAjaxUpdate,_fnAjaxUpdateDraw,_fnAddOptionsHtml,_fnFeatureHtmlTable,_fnScrollDraw,_fnAjustColumnSizing,_fnFeatureHtmlFilter,_fnFilterComplete,_fnFilterCustom,_fnFilterColumn,_fnFilter,_fnBuildSearchArray,_fnFilterCreateSearch,_fnDataToSearch,_fnSort,_fnSortAttachListener,_fnSortingClasses,_fnFeatureHtmlPaginate,_fnPageChange,_fnFeatureHtmlInfo,_fnUpdateInfo,_fnFeatureHtmlLength,_fnFeatureHtmlProcessing,_fnProcessingDisplay,_fnVisibleToColumnIndex,_fnColumnIndexToVisible,_fnNodeToDataIndex,_fnVisbleColumns,_fnCalculateEnd,_fnConvertToWidth,_fnCalculateColumnWidths,_fnScrollingWidthAdjust,_fnGetWidestNode,_fnGetMaxLenString,_fnStringToCss,_fnArrayCmp,_fnDetectType,_fnSettingsFromNode,_fnGetDataMaster,_fnGetTrNodes,_fnGetTdNodes,_fnEscapeRegex,_fnDeleteIndex,_fnReOrderIndex,_fnColumnOrdering,_fnLog,_fnClearTable,_fnSaveState,_fnLoadState,_fnCreateCookie,_fnReadCookie,_fnGetUniqueThs,_fnScrollBarWidth,_fnApplyToChildren,_fnMap*/

(function ($, window, document) {
    /* * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * *
    * Section - DataTables variables
    * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * */

    /*
    * Variable: dataTableSettings
    * Purpose:  Store the settings for each dataTables instance
    * Scope:    jQuery.fn
    */
    $.fn.dataTableSettings = [];
    var _aoSettings = $.fn.dataTableSettings; /* Short reference for fast internal lookup */

    /*
    * Variable: dataTableExt
    * Purpose:  Container for customisable parts of DataTables
    * Scope:    jQuery.fn
    */
    $.fn.dataTableExt = {};
    var _oExt = $.fn.dataTableExt;


    /* * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * *
    * Section - DataTables extensible objects
    * 
    * The _oExt object is used to provide an area where user dfined plugins can be 
    * added to DataTables. The following properties of the object are used:
    *   oApi - Plug-in API functions
    *   aTypes - Auto-detection of types
    *   oSort - Sorting functions used by DataTables (based on the type)
    *   oPagination - Pagination functions for different input styles
    * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * */

    /*
    * Variable: sVersion
    * Purpose:  Version string for plug-ins to check compatibility
    * Scope:    jQuery.fn.dataTableExt
    * Notes:    Allowed format is a.b.c.d.e where:
    *   a:int, b:int, c:int, d:string(dev|beta), e:int. d and e are optional
    */
    _oExt.sVersion = "1.7.0.beta.6";

    /*
    * Variable: sErrMode
    * Purpose:  How should DataTables report an error. Can take the value 'alert' or 'throw'
    * Scope:    jQuery.fn.dataTableExt
    */
    _oExt.sErrMode = "alert";

    /*
    * Variable: iApiIndex
    * Purpose:  Index for what 'this' index API functions should use
    * Scope:    jQuery.fn.dataTableExt
    */
    _oExt.iApiIndex = 0;

    /*
    * Variable: oApi
    * Purpose:  Container for plugin API functions
    * Scope:    jQuery.fn.dataTableExt
    */
    _oExt.oApi = {};

    /*
    * Variable: aFiltering
    * Purpose:  Container for plugin filtering functions
    * Scope:    jQuery.fn.dataTableExt
    */
    _oExt.afnFiltering = [];

    /*
    * Variable: aoFeatures
    * Purpose:  Container for plugin function functions
    * Scope:    jQuery.fn.dataTableExt
    * Notes:    Array of objects with the following parameters:
    *   fnInit: Function for initialisation of Feature. Takes oSettings and returns node
    *   cFeature: Character that will be matched in sDom - case sensitive
    *   sFeature: Feature name - just for completeness :-)
    */
    _oExt.aoFeatures = [];

    /*
    * Variable: ofnSearch
    * Purpose:  Container for custom filtering functions
    * Scope:    jQuery.fn.dataTableExt
    * Notes:    This is an object (the name should match the type) for custom filtering function,
    *   which can be used for live DOM checking or formatted text filtering
    */
    _oExt.ofnSearch = {};

    /*
    * Variable: afnSortData
    * Purpose:  Container for custom sorting data source functions
    * Scope:    jQuery.fn.dataTableExt
    * Notes:    Array (associative) of functions which is run prior to a column of this 
    *   'SortDataType' being sorted upon.
    *   Function input parameters:
    *     object:oSettings-  DataTables settings object
    *     int:iColumn - Target column number
    *   Return value: Array of data which exactly matched the full data set size for the column to
    *     be sorted upon
    */
    _oExt.afnSortData = [];

    /*
    * Variable: oStdClasses
    * Purpose:  Storage for the various classes that DataTables uses
    * Scope:    jQuery.fn.dataTableExt
    */
    _oExt.oStdClasses = {
        /* Two buttons buttons */
        "sPagePrevEnabled": "paginate_enabled_previous",
        "sPagePrevDisabled": "paginate_disabled_previous",
        "sPageNextEnabled": "paginate_enabled_next",
        "sPageNextDisabled": "paginate_disabled_next",
        "sPageJUINext": "",
        "sPageJUIPrev": "",

        /* Full numbers paging buttons */
        "sPageButton": "paginate_button",
        "sPageButtonActive": "paginate_active",
        "sPageButtonStaticDisabled": "paginate_button",
        "sPageFirst": "first",
        "sPagePrevious": "previous",
        "sPageNext": "next",
        "sPageLast": "last",

        /* Stripping classes */
        "sStripOdd": "odd",
        "sStripEven": "even",

        /* Empty row */
        "sRowEmpty": "dataTables_empty",

        /* Features */
        "sWrapper": "dataTables_wrapper",
        "sFilter": "dataTables_filter",
        "sInfo": "dataTables_info",
        "sPaging": "dataTables_paginate paging_", /* Note that the type is postfixed */
        "sLength": "dataTables_length",
        "sProcessing": "dataTables_processing",

        /* Sorting */
        "sSortAsc": "sorting_asc",
        "sSortDesc": "sorting_desc",
        "sSortable": "sorting", /* Sortable in both directions */
        "sSortableAsc": "sorting_asc_disabled",
        "sSortableDesc": "sorting_desc_disabled",
        "sSortableNone": "sorting_disabled",
        "sSortColumn": "sorting_", /* Note that an int is postfixed for the sorting order */
        "sSortJUIAsc": "",
        "sSortJUIDesc": "",
        "sSortJUI": "",
        "sSortJUIAscAllowed": "",
        "sSortJUIDescAllowed": "",

        /* Scrolling */
        "sScrollWrapper": "dataTables_scroll",
        "sScrollHead": "dataTables_scrollHead",
        "sScrollHeadInner": "dataTables_scrollHeadInner",
        "sScrollBody": "dataTables_scrollBody",
        "sScrollFoot": "dataTables_scrollFoot",
        "sScrollFootInner": "dataTables_scrollFootInner",

        /* Misc */
        "sFooterTH": ""
    };

    /*
    * Variable: oJUIClasses
    * Purpose:  Storage for the various classes that DataTables uses - jQuery UI suitable
    * Scope:    jQuery.fn.dataTableExt
    */
    _oExt.oJUIClasses = {
        /* Two buttons buttons */
        "sPagePrevEnabled": "fg-button ui-state-default ui-corner-left",
        "sPagePrevDisabled": "fg-button ui-state-default ui-corner-left ui-state-disabled",
        "sPageNextEnabled": "fg-button ui-state-default ui-corner-right",
        "sPageNextDisabled": "fg-button ui-state-default ui-corner-right ui-state-disabled",
        "sPageJUINext": "ui-icon ui-icon-circle-arrow-e",
        "sPageJUIPrev": "ui-icon ui-icon-circle-arrow-w",

        /* Full numbers paging buttons */
        "sPageButton": "fg-button ui-state-default",
        "sPageButtonActive": "fg-button ui-state-default ui-state-disabled",
        "sPageButtonStaticDisabled": "fg-button ui-state-default ui-state-disabled",
        "sPageFirst": "first ui-corner-tl ui-corner-bl",
        "sPagePrevious": "previous",
        "sPageNext": "next",
        "sPageLast": "last ui-corner-tr ui-corner-br",

        /* Stripping classes */
        "sStripOdd": "odd",
        "sStripEven": "even",

        /* Empty row */
        "sRowEmpty": "dataTables_empty",

        /* Features */
        "sWrapper": "dataTables_wrapper",
        "sFilter": "dataTables_filter",
        "sInfo": "dataTables_info",
        "sPaging": "dataTables_paginate fg-buttonset fg-buttonset-multi paging_", /* Note that the type is postfixed */
        "sLength": "dataTables_length",
        "sProcessing": "dataTables_processing",

        /* Sorting */
        "sSortAsc": "ui-state-default",
        "sSortDesc": "ui-state-default",
        "sSortable": "ui-state-default",
        "sSortableAsc": "ui-state-default",
        "sSortableDesc": "ui-state-default",
        "sSortableNone": "ui-state-default",
        "sSortColumn": "sorting_", /* Note that an int is postfixed for the sorting order */
        "sSortJUIAsc": "css_right ui-icon ui-icon-triangle-1-n",
        "sSortJUIDesc": "css_right ui-icon ui-icon-triangle-1-s",
        "sSortJUI": "css_right ui-icon ui-icon-carat-2-n-s",
        "sSortJUIAscAllowed": "css_right ui-icon ui-icon-carat-1-n",
        "sSortJUIDescAllowed": "css_right ui-icon ui-icon-carat-1-s",

        /* Scrolling */
        "sScrollWrapper": "dataTables_scroll",
        "sScrollHead": "dataTables_scrollHead ui-state-default",
        "sScrollHeadInner": "dataTables_scrollHeadInner",
        "sScrollBody": "dataTables_scrollBody",
        "sScrollFoot": "dataTables_scrollFoot ui-state-default",
        "sScrollFootInner": "dataTables_scrollFootInner",

        /* Misc */
        "sFooterTH": "ui-state-default"
    };

    /*
    * Variable: oPagination
    * Purpose:  Container for the various type of pagination that dataTables supports
    * Scope:    jQuery.fn.dataTableExt
    */
    _oExt.oPagination = {
        /*
        * Variable: two_button
        * Purpose:  Standard two button (forward/back) pagination
        * Scope:    jQuery.fn.dataTableExt.oPagination
        */
        "two_button": {
            /*
            * Function: oPagination.two_button.fnInit
            * Purpose:  Initalise dom elements required for pagination with forward/back buttons only
            * Returns:  -
            * Inputs:   object:oSettings - dataTables settings object
            *           node:nPaging - the DIV which contains this pagination control
            *           function:fnCallbackDraw - draw function which must be called on update
            */
            "fnInit": function (oSettings, nPaging, fnCallbackDraw) {
                var nPrevious, nNext, nPreviousInner, nNextInner;

                /* Store the next and previous elements in the oSettings object as they can be very
                * usful for automation - particularly testing
                */
                if (!oSettings.bJUI) {
                    nPrevious = document.createElement('div');
                    nNext = document.createElement('div');
                }
                else {
                    nPrevious = document.createElement('a');
                    nNext = document.createElement('a');

                    nNextInner = document.createElement('span');
                    nNextInner.className = oSettings.oClasses.sPageJUINext;
                    nNext.appendChild(nNextInner);

                    nPreviousInner = document.createElement('span');
                    nPreviousInner.className = oSettings.oClasses.sPageJUIPrev;
                    nPrevious.appendChild(nPreviousInner);
                }

                nPrevious.className = oSettings.oClasses.sPagePrevDisabled;
                nNext.className = oSettings.oClasses.sPageNextDisabled;

                nPrevious.title = oSettings.oLanguage.oPaginate.sPrevious;
                nNext.title = oSettings.oLanguage.oPaginate.sNext;

                nPaging.appendChild(nPrevious);
                nPaging.appendChild(nNext);

                $(nPrevious).click(function () {
                    if (oSettings.oApi._fnPageChange(oSettings, "previous")) {
                        /* Only draw when the page has actually changed */
                        fnCallbackDraw(oSettings);
                    }
                });

                $(nNext).click(function () {
                    if (oSettings.oApi._fnPageChange(oSettings, "next")) {
                        fnCallbackDraw(oSettings);
                    }
                });

                /* Take the brutal approach to cancelling text selection */
                $(nPrevious).bind('selectstart', function () { return false; });
                $(nNext).bind('selectstart', function () { return false; });

                /* ID the first elements only */
                if (oSettings.sTableId !== '' && typeof oSettings.aanFeatures.p == "undefined") {
                    nPaging.setAttribute('id', oSettings.sTableId + '_paginate');
                    nPrevious.setAttribute('id', oSettings.sTableId + '_previous');
                    nNext.setAttribute('id', oSettings.sTableId + '_next');
                }
            },

            /*
            * Function: oPagination.two_button.fnUpdate
            * Purpose:  Update the two button pagination at the end of the draw
            * Returns:  -
            * Inputs:   object:oSettings - dataTables settings object
            *           function:fnCallbackDraw - draw function to call on page change
            */
            "fnUpdate": function (oSettings, fnCallbackDraw) {
                if (!oSettings.aanFeatures.p) {
                    return;
                }

                /* Loop over each instance of the pager */
                var an = oSettings.aanFeatures.p;
                for (var i = 0, iLen = an.length; i < iLen; i++) {
                    if (an[i].childNodes.length !== 0) {
                        an[i].childNodes[0].className =
							(oSettings._iDisplayStart === 0) ?
							oSettings.oClasses.sPagePrevDisabled : oSettings.oClasses.sPagePrevEnabled;

                        an[i].childNodes[1].className =
							(oSettings.fnDisplayEnd() == oSettings.fnRecordsDisplay()) ?
							oSettings.oClasses.sPageNextDisabled : oSettings.oClasses.sPageNextEnabled;
                    }
                }
            }
        },


        /*
        * Variable: iFullNumbersShowPages
        * Purpose:  Change the number of pages which can be seen
        * Scope:    jQuery.fn.dataTableExt.oPagination
        */
        "iFullNumbersShowPages": 5,

        /*
        * Variable: full_numbers
        * Purpose:  Full numbers pagination
        * Scope:    jQuery.fn.dataTableExt.oPagination
        */
        "full_numbers": {
            /*
            * Function: oPagination.full_numbers.fnInit
            * Purpose:  Initalise dom elements required for pagination with a list of the pages
            * Returns:  -
            * Inputs:   object:oSettings - dataTables settings object
            *           node:nPaging - the DIV which contains this pagination control
            *           function:fnCallbackDraw - draw function which must be called on update
            */
            "fnInit": function (oSettings, nPaging, fnCallbackDraw) {
                var nFirst = document.createElement('span');
                var nPrevious = document.createElement('span');
                var nList = document.createElement('span');
                var nNext = document.createElement('span');
                var nLast = document.createElement('span');

                nFirst.innerHTML = oSettings.oLanguage.oPaginate.sFirst;
                nPrevious.innerHTML = oSettings.oLanguage.oPaginate.sPrevious;
                nNext.innerHTML = oSettings.oLanguage.oPaginate.sNext;
                nLast.innerHTML = oSettings.oLanguage.oPaginate.sLast;

                var oClasses = oSettings.oClasses;
                nFirst.className = oClasses.sPageButton + " " + oClasses.sPageFirst;
                nPrevious.className = oClasses.sPageButton + " " + oClasses.sPagePrevious;
                nNext.className = oClasses.sPageButton + " " + oClasses.sPageNext;
                nLast.className = oClasses.sPageButton + " " + oClasses.sPageLast;

                nPaging.appendChild(nFirst);
                nPaging.appendChild(nPrevious);
                nPaging.appendChild(nList);
                nPaging.appendChild(nNext);
                nPaging.appendChild(nLast);

                $(nFirst).click(function () {
                    if (oSettings.oApi._fnPageChange(oSettings, "first")) {
                        fnCallbackDraw(oSettings);
                    }
                });

                $(nPrevious).click(function () {
                    if (oSettings.oApi._fnPageChange(oSettings, "previous")) {
                        fnCallbackDraw(oSettings);
                    }
                });

                $(nNext).click(function () {
                    if (oSettings.oApi._fnPageChange(oSettings, "next")) {
                        fnCallbackDraw(oSettings);
                    }
                });

                $(nLast).click(function () {
                    if (oSettings.oApi._fnPageChange(oSettings, "last")) {
                        fnCallbackDraw(oSettings);
                    }
                });

                /* Take the brutal approach to cancelling text selection */
                $('span', nPaging)
					.bind('mousedown', function () { return false; })
					.bind('selectstart', function () { return false; });

                /* ID the first elements only */
                if (oSettings.sTableId !== '' && typeof oSettings.aanFeatures.p == "undefined") {
                    nPaging.setAttribute('id', oSettings.sTableId + '_paginate');
                    nFirst.setAttribute('id', oSettings.sTableId + '_first');
                    nPrevious.setAttribute('id', oSettings.sTableId + '_previous');
                    nNext.setAttribute('id', oSettings.sTableId + '_next');
                    nLast.setAttribute('id', oSettings.sTableId + '_last');
                }
            },

            /*
            * Function: oPagination.full_numbers.fnUpdate
            * Purpose:  Update the list of page buttons shows
            * Returns:  -
            * Inputs:   object:oSettings - dataTables settings object
            *           function:fnCallbackDraw - draw function to call on page change
            */
            "fnUpdate": function (oSettings, fnCallbackDraw) {
                if (!oSettings.aanFeatures.p) {
                    return;
                }

                var iPageCount = _oExt.oPagination.iFullNumbersShowPages;
                var iPageCountHalf = Math.floor(iPageCount / 2);
                var iPages = Math.ceil((oSettings.fnRecordsDisplay()) / oSettings._iDisplayLength);
                var iCurrentPage = Math.ceil(oSettings._iDisplayStart / oSettings._iDisplayLength) + 1;
                var sList = "";
                var iStartButton, iEndButton, i, iLen;
                var oClasses = oSettings.oClasses;

                /* Pages calculation */
                if (iPages < iPageCount) {
                    iStartButton = 1;
                    iEndButton = iPages;
                }
                else {
                    if (iCurrentPage <= iPageCountHalf) {
                        iStartButton = 1;
                        iEndButton = iPageCount;
                    }
                    else {
                        if (iCurrentPage >= (iPages - iPageCountHalf)) {
                            iStartButton = iPages - iPageCount + 1;
                            iEndButton = iPages;
                        }
                        else {
                            iStartButton = iCurrentPage - Math.ceil(iPageCount / 2) + 1;
                            iEndButton = iStartButton + iPageCount - 1;
                        }
                    }
                }

                /* Build the dynamic list */
                for (i = iStartButton; i <= iEndButton; i++) {
                    if (iCurrentPage != i) {
                        sList += '<span class="' + oClasses.sPageButton + '">' + i + '</span>';
                    }
                    else {
                        sList += '<span class="' + oClasses.sPageButtonActive + '">' + i + '</span>';
                    }
                }

                /* Loop over each instance of the pager */
                var an = oSettings.aanFeatures.p;
                var anButtons, anStatic, nPaginateList;
                var fnClick = function () {
                    /* Use the information in the element to jump to the required page */
                    var iTarget = (this.innerHTML * 1) - 1;
                    oSettings._iDisplayStart = iTarget * oSettings._iDisplayLength;
                    fnCallbackDraw(oSettings);
                    return false;
                };
                var fnFalse = function () { return false; };

                for (i = 0, iLen = an.length; i < iLen; i++) {
                    if (an[i].childNodes.length === 0) {
                        continue;
                    }

                    /* Build up the dynamic list forst - html and listeners */
                    nPaginateList = an[i].childNodes[2];
                    nPaginateList.innerHTML = sList;

                    $('span', nPaginateList).click(fnClick).bind('mousedown', fnFalse)
						.bind('selectstart', fnFalse);

                    /* Update the 'premanent botton's classes */
                    anButtons = an[i].getElementsByTagName('span');
                    anStatic = [
						anButtons[0], anButtons[1],
						anButtons[anButtons.length - 2], anButtons[anButtons.length - 1]
					];
                    $(anStatic).removeClass(oClasses.sPageButton + " " + oClasses.sPageButtonActive + " " + oClasses.sPageButtonStaticDisabled);
                    if (iCurrentPage == 1) {
                        anStatic[0].className += " " + oClasses.sPageButtonStaticDisabled;
                        anStatic[1].className += " " + oClasses.sPageButtonStaticDisabled;
                    }
                    else {
                        anStatic[0].className += " " + oClasses.sPageButton;
                        anStatic[1].className += " " + oClasses.sPageButton;
                    }

                    if (iPages === 0 || iCurrentPage == iPages || oSettings._iDisplayLength == -1) {
                        anStatic[2].className += " " + oClasses.sPageButtonStaticDisabled;
                        anStatic[3].className += " " + oClasses.sPageButtonStaticDisabled;
                    }
                    else {
                        anStatic[2].className += " " + oClasses.sPageButton;
                        anStatic[3].className += " " + oClasses.sPageButton;
                    }
                }
            }
        }
    };

    /*
    * Variable: oSort
    * Purpose:  Wrapper for the sorting functions that can be used in DataTables
    * Scope:    jQuery.fn.dataTableExt
    * Notes:    The functions provided in this object are basically standard javascript sort
    *   functions - they expect two inputs which they then compare and then return a priority
    *   result. For each sort method added, two functions need to be defined, an ascending sort and
    *   a descending sort.
    */
    _oExt.oSort = {
        /*
        * text sorting
        */
        "string-asc": function (a, b) {
            var x = a.toLowerCase();
            var y = b.toLowerCase();
            return ((x < y) ? -1 : ((x > y) ? 1 : 0));
        },

        "string-desc": function (a, b) {
            var x = a.toLowerCase();
            var y = b.toLowerCase();
            return ((x < y) ? 1 : ((x > y) ? -1 : 0));
        },


        /*
        * html sorting (ignore html tags)
        */
        "html-asc": function (a, b) {
            var x = a.replace(/<.*?>/g, "").toLowerCase();
            var y = b.replace(/<.*?>/g, "").toLowerCase();
            return ((x < y) ? -1 : ((x > y) ? 1 : 0));
        },

        "html-desc": function (a, b) {
            var x = a.replace(/<.*?>/g, "").toLowerCase();
            var y = b.replace(/<.*?>/g, "").toLowerCase();
            return ((x < y) ? 1 : ((x > y) ? -1 : 0));
        },


        /*
        * date sorting
        */
        "date-asc": function (a, b) {
            var x = Date.parse(a);
            var y = Date.parse(b);

            if (isNaN(x) || x === "") {
                x = Date.parse("01/01/1970 00:00:00");
            }
            if (isNaN(y) || y === "") {
                y = Date.parse("01/01/1970 00:00:00");
            }

            return x - y;
        },

        "date-desc": function (a, b) {
            var x = Date.parse(a);
            var y = Date.parse(b);

            if (isNaN(x) || x === "") {
                x = Date.parse("01/01/1970 00:00:00");
            }
            if (isNaN(y) || y === "") {
                y = Date.parse("01/01/1970 00:00:00");
            }

            return y - x;
        },


        /*
        * numerical sorting
        */
        "numeric-asc": function (a, b) {
            var x = (a == "-" || a === "") ? 0 : a * 1;
            var y = (b == "-" || b === "") ? 0 : b * 1;
            return x - y;
        },

        "numeric-desc": function (a, b) {
            var x = (a == "-" || a === "") ? 0 : a * 1;
            var y = (b == "-" || b === "") ? 0 : b * 1;
            return y - x;
        }
    };


    /*
    * Variable: aTypes
    * Purpose:  Container for the various type of type detection that dataTables supports
    * Scope:    jQuery.fn.dataTableExt
    * Notes:    The functions in this array are expected to parse a string to see if it is a data
    *   type that it recognises. If so then the function should return the name of the type (a
    *   corresponding sort function should be defined!), if the type is not recognised then the
    *   function should return null such that the parser and move on to check the next type.
    *   Note that ordering is important in this array - the functions are processed linearly,
    *   starting at index 0.
    *   Note that the input for these functions is always a string! It cannot be any other data
    *   type
    */
    _oExt.aTypes = [
    /*
    * Function: -
    * Purpose:  Check to see if a string is numeric
    * Returns:  string:'numeric' or null
    * Inputs:   string:sText - string to check
    */
		function (sData) {
		    /* Allow zero length strings as a number */
		    if (sData.length === 0) {
		        return 'numeric';
		    }

		    var sValidFirstChars = "0123456789-";
		    var sValidChars = "0123456789.";
		    var Char;
		    var bDecimal = false;

		    /* Check for a valid first char (no period and allow negatives) */
		    Char = sData.charAt(0);
		    if (sValidFirstChars.indexOf(Char) == -1) {
		        return null;
		    }

		    /* Check all the other characters are valid */
		    for (var i = 1; i < sData.length; i++) {
		        Char = sData.charAt(i);
		        if (sValidChars.indexOf(Char) == -1) {
		            return null;
		        }

		        /* Only allowed one decimal place... */
		        if (Char == ".") {
		            if (bDecimal) {
		                return null;
		            }
		            bDecimal = true;
		        }
		    }

		    return 'numeric';
		},

    /*
    * Function: -
    * Purpose:  Check to see if a string is actually a formatted date
    * Returns:  string:'date' or null
    * Inputs:   string:sText - string to check
    */
		function (sData) {
		    var iParse = Date.parse(sData);
		    if ((iParse !== null && !isNaN(iParse)) || sData.length === 0) {
		        return 'date';
		    }
		    return null;
		},

    /*
    * Function: -
    * Purpose:  Check to see if a string should be treated as an HTML string
    * Returns:  string:'html' or null
    * Inputs:   string:sText - string to check
    */
		function (sData) {
		    if (sData.indexOf('<') != -1 && sData.indexOf('>') != -1) {
		        return 'html';
		    }
		    return null;
		}
	];

    /*
    * Function: fnVersionCheck
    * Purpose:  Check a version string against this version of DataTables. Useful for plug-ins
    * Returns:  bool:true -this version of DataTables is greater or equal to the required version
    *                false -this version of DataTales is not suitable
    * Inputs:   string:sVersion - the version to check against. May be in the following formats:
    *             "a", "a.b" or "a.b.c"
    * Notes:    This function will only check the first three parts of a version string. It is
    *   assumed that beta and dev versions will meet the requirements. This might change in future
    */
    _oExt.fnVersionCheck = function (sVersion) {
        /* This is cheap, but very effective */
        var fnZPad = function (Zpad, count) {
            while (Zpad.length < count) {
                Zpad += '0';
            }
            return Zpad;
        };
        var aThis = _oExt.sVersion.split('.');
        var aThat = sVersion.split('.');
        var sThis = '', sThat = '';

        for (var i = 0, iLen = aThat.length; i < iLen; i++) {
            sThis += fnZPad(aThis[i], 3);
            sThat += fnZPad(aThat[i], 3);
        }

        return parseInt(sThis, 10) >= parseInt(sThat, 10);
    };

    /*
    * Variable: _oExternConfig
    * Purpose:  Store information for DataTables to access globally about other instances
    * Scope:    jQuery.fn.dataTableExt
    */
    _oExt._oExternConfig = {
        /* int:iNextUnique - next unique number for an instance */
        "iNextUnique": 0
    };


    /* * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * *
    * Section - DataTables prototype
    * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * */

    /*
    * Function: dataTable
    * Purpose:  DataTables information
    * Returns:  -
    * Inputs:   object:oInit - initalisation options for the table
    */
    $.fn.dataTable = function (oInit) {
        /*
        * Function: classSettings
        * Purpose:  Settings container function for all 'class' properties which are required
        *   by dataTables
        * Returns:  -
        * Inputs:   -
        */
        function classSettings() {
            this.fnRecordsTotal = function () {
                if (this.oFeatures.bServerSide) {
                    return this._iRecordsTotal;
                } else {
                    return this.aiDisplayMaster.length;
                }
            };

            this.fnRecordsDisplay = function () {
                if (this.oFeatures.bServerSide) {
                    return this._iRecordsDisplay;
                } else {
                    return this.aiDisplay.length;
                }
            };

            this.fnDisplayEnd = function () {
                if (this.oFeatures.bServerSide) {
                    return this._iDisplayStart + this.aiDisplay.length;
                } else {
                    return this._iDisplayEnd;
                }
            };

            /*
            * Variable: oInstance
            * Purpose:  The DataTables object for this table
            * Scope:    jQuery.dataTable.classSettings 
            */
            this.oInstance = null;

            /*
            * Variable: sInstance
            * Purpose:  Unique idendifier for each instance of the DataTables object
            * Scope:    jQuery.dataTable.classSettings 
            */
            this.sInstance = null;

            /*
            * Variable: oFeatures
            * Purpose:  Indicate the enablement of key dataTable features
            * Scope:    jQuery.dataTable.classSettings 
            */
            this.oFeatures = {
                "bPaginate": true,
                "bLengthChange": true,
                "bFilter": true,
                "bSort": true,
                "bInfo": true,
                "bAutoWidth": false,
                "bProcessing": false,
                "bSortClasses": true,
                "bStateSave": false,
                "bServerSide": false
            };

            /*
            * Variable: oScroll
            * Purpose:  Container for scrolling options
            * Scope:    jQuery.dataTable.classSettings 
            */
            this.oScroll = {
                "sX": "",
                "sXInner": "",
                "sY": "",
                "bCollapse": false
            };

            /*
            * Variable: aanFeatures
            * Purpose:  Array referencing the nodes which are used for the features
            * Scope:    jQuery.dataTable.classSettings 
            * Notes:    The parameters of this object match what is allowed by sDom - i.e.
            *   'l' - Length changing
            *   'f' - Filtering input
            *   't' - The table!
            *   'i' - Information
            *   'p' - Pagination
            *   'r' - pRocessing
            */
            this.aanFeatures = [];

            /*
            * Variable: oLanguage
            * Purpose:  Store the language strings used by dataTables
            * Scope:    jQuery.dataTable.classSettings
            * Notes:    The words in the format _VAR_ are variables which are dynamically replaced
            *   by javascript
            */
            /*
            //Enligsh
            this.oLanguage = {
            "sProcessing": "Processing...",
            "sLengthMenu": "Show _MENU_ entries",
            "sZeroRecords": "No matching records found",
            "sEmptyTable": "No data available in table",
            "sInfo": "Showing _START_ to _END_ of _TOTAL_ entries",
            "sInfoEmpty": "Showing 0 to 0 of 0 entries",
            "sInfoFiltered": "(filtered from _MAX_ total entries)",
            "sInfoPostFix": "",
            "sSearch": "Search:",
            "sUrl": "",
            "oPaginate": {
            "sFirst": "First",
            "sPrevious": "Previous",
            "sNext": "Next",
            "sLast": "Last"
            }
            };*/
            //Chineses
            this.oLanguage = {
                "sProcessing": "处理中...",
                "sLengthMenu": "显示 _MENU_ 条记录",
                "sZeroRecords": "没有找到匹配的记录",
                "sEmptyTable": "没有记录",
                "sInfo": "显示第 _START_ 到 _END_ 条，共 _TOTAL_ 条记录",
                "sInfoEmpty": "显示第 0 到 0 条，共 0 条记录",
                "sInfoFiltered": "(从 _MAX_ 条记录中选出)",
                "sInfoPostFix": "",
                "sSearch": "搜索:",
                "sUrl": "",
                "oPaginate": {
                    "sFirst": "第一条",
                    "sPrevious": "当前",
                    "sNext": "下一条",
                    "sLast": "最后一条"
                }
            };
            /*
            * Variable: aoData
            * Purpose:  Store data information
            * Scope:    jQuery.dataTable.classSettings 
            * Notes:    This is an array of objects with the following parameters:
            *   int: _iId - internal id for tracking
            *   array: _aData - internal data - used for sorting / filtering etc
            *   node: nTr - display node
            *   array node: _anHidden - hidden TD nodes
            *   string: _sRowStripe
            */
            this.aoData = [];

            /*
            * Variable: aiDisplay
            * Purpose:  Array of indexes which are in the current display (after filtering etc)
            * Scope:    jQuery.dataTable.classSettings
            */
            this.aiDisplay = [];

            /*
            * Variable: aiDisplayMaster
            * Purpose:  Array of indexes for display - no filtering
            * Scope:    jQuery.dataTable.classSettings
            */
            this.aiDisplayMaster = [];

            /*
            * Variable: aoColumns
            * Purpose:  Store information about each column that is in use
            * Scope:    jQuery.dataTable.classSettings 
            */
            this.aoColumns = [];

            /*
            * Variable: iNextId
            * Purpose:  Store the next unique id to be used for a new row
            * Scope:    jQuery.dataTable.classSettings 
            */
            this.iNextId = 0;

            /*
            * Variable: asDataSearch
            * Purpose:  Search data array for regular expression searching
            * Scope:    jQuery.dataTable.classSettings
            */
            this.asDataSearch = [];

            /*
            * Variable: oPreviousSearch
            * Purpose:  Store the previous search incase we want to force a re-search
            *   or compare the old search to a new one
            * Scope:    jQuery.dataTable.classSettings
            */
            this.oPreviousSearch = {
                "sSearch": "",
                "bRegex": false,
                "bSmart": true
            };

            /*
            * Variable: aoPreSearchCols
            * Purpose:  Store the previous search for each column
            * Scope:    jQuery.dataTable.classSettings
            */
            this.aoPreSearchCols = [];

            /*
            * Variable: aaSorting
            * Purpose:  Sorting information
            * Scope:    jQuery.dataTable.classSettings
            * Notes:    Index 0 - column number
            *           Index 1 - current sorting direction
            *           Index 2 - index of asSorting for this column
            */
            this.aaSorting = [[0, 'asc', 0]];

            /*
            * Variable: aaSortingFixed
            * Purpose:  Sorting information that is always applied
            * Scope:    jQuery.dataTable.classSettings
            */
            this.aaSortingFixed = null;

            /*
            * Variable: asStripClasses
            * Purpose:  Classes to use for the striping of a table
            * Scope:    jQuery.dataTable.classSettings
            */
            this.asStripClasses = [];

            /*
            * Variable: asDestoryStrips
            * Purpose:  If restoring a table - we should restore it's striping classes as well
            * Scope:    jQuery.dataTable.classSettings
            */
            this.asDestoryStrips = [];

            /*
            * Variable: fnRowCallback
            * Purpose:  Call this function every time a row is inserted (draw)
            * Scope:    jQuery.dataTable.classSettings
            */
            this.fnRowCallback = null;

            /*
            * Variable: fnHeaderCallback
            * Purpose:  Callback function for the header on each draw
            * Scope:    jQuery.dataTable.classSettings
            */
            this.fnHeaderCallback = null;

            /*
            * Variable: fnFooterCallback
            * Purpose:  Callback function for the footer on each draw
            * Scope:    jQuery.dataTable.classSettings
            */
            this.fnFooterCallback = null;

            /*
            * Variable: aoDrawCallback
            * Purpose:  Array of callback functions for draw callback functions
            * Scope:    jQuery.dataTable.classSettings
            * Notes:    Each array element is an object with the following parameters:
            *   function:fn - function to call
            *   string:sName - name callback (feature). useful for arranging array
            */
            this.aoDrawCallback = [];

            /*
            * Variable: fnInitComplete
            * Purpose:  Callback function for when the table has been initalised
            * Scope:    jQuery.dataTable.classSettings
            */
            this.fnInitComplete = null;

            /*
            * Variable: sTableId
            * Purpose:  Cache the table ID for quick access
            * Scope:    jQuery.dataTable.classSettings
            */
            this.sTableId = "";

            /*
            * Variable: nTable
            * Purpose:  Cache the table node for quick access
            * Scope:    jQuery.dataTable.classSettings
            */
            this.nTable = null;

            /*
            * Variable: nTHead
            * Purpose:  Permanent ref to the thead element
            * Scope:    jQuery.dataTable.classSettings
            */
            this.nTHead = null;

            /*
            * Variable: nTFoot
            * Purpose:  Permanent ref to the tfoot element - if it exists
            * Scope:    jQuery.dataTable.classSettings
            */
            this.nTFoot = null;

            /*
            * Variable: nTBody
            * Purpose:  Permanent ref to the tbody element
            * Scope:    jQuery.dataTable.classSettings
            */
            this.nTBody = null;

            /*
            * Variable: nTableWrapper
            * Purpose:  Cache the wrapper node (contains all DataTables controlled elements)
            * Scope:    jQuery.dataTable.classSettings
            */
            this.nTableWrapper = null;

            /*
            * Variable: iDefaultSortIndex
            * Purpose:  Sorting index which will be used by default
            * Scope:    jQuery.dataTable.classSettings
            */
            this.iDefaultSortIndex = 0;

            /*
            * Variable: bInitialised
            * Purpose:  Indicate if all required information has been read in
            * Scope:    jQuery.dataTable.classSettings
            */
            this.bInitialised = false;

            /*
            * Variable: aoOpenRows
            * Purpose:  Information about open rows
            * Scope:    jQuery.dataTable.classSettings
            * Notes:    Has the parameters 'nTr' and 'nParent'
            */
            this.aoOpenRows = [];

            /*
            * Variable: sDom
            * Purpose:  Dictate the positioning that the created elements will take
            * Scope:    jQuery.dataTable.classSettings
            * Notes:    
            *   The following options are allowed:
            *     'l' - Length changing
            *     'f' - Filtering input
            *     't' - The table!
            *     'i' - Information
            *     'p' - Pagination
            *     'r' - pRocessing
            *   The following constants are allowed:
            *     'H' - jQueryUI theme "header" classes
            *     'F' - jQueryUI theme "footer" classes
            *   The following syntax is expected:
            *     '<' and '>' - div elements
            *     '<"class" and '>' - div with a class
            *   Examples:
            *     '<"wrapper"flipt>', '<lf<t>ip>'
            */
            this.sDom = 'lfrtip';

            /*
            * Variable: sPaginationType
            * Purpose:  Note which type of sorting should be used
            * Scope:    jQuery.dataTable.classSettings
            */
            this.sPaginationType = "two_button";

            /*
            * Variable: iCookieDuration
            * Purpose:  The cookie duration (for bStateSave) in seconds - default 2 hours
            * Scope:    jQuery.dataTable.classSettings
            */
            this.iCookieDuration = 60 * 60 * 2;

            /*
            * Variable: sCookiePrefix
            * Purpose:  The cookie name prefix
            * Scope:    jQuery.dataTable.classSettings
            */
            this.sCookiePrefix = "SpryMedia_DataTables_";

            /*
            * Variable: sAjaxSource
            * Purpose:  Source url for AJAX data for the table
            * Scope:    jQuery.dataTable.classSettings
            */
            this.sAjaxSource = null;

            /*
            * Variable: bAjaxDataGet
            * Purpose:  Note if draw should be blocked while getting data
            * Scope:    jQuery.dataTable.classSettings
            */
            this.bAjaxDataGet = true;

            /*
            * Variable: fnServerData
            * Purpose:  Function to get the server-side data - can be overruled by the developer
            * Scope:    jQuery.dataTable.classSettings
            */
            this.fnServerData = function (url, data, callback) {
                $.ajax({
                    "url": url,
                    "data": data,
                    "success": callback,
                    "dataType": "json",
                    "cache": false,
                    "error": function () {
                        alert("DataTables warning: JSON data from server failed to load or be parsed. " +
							"This is most likely to be caused by a JSON formatting error.");
                    }
                });
            };

            /*
            * Variable: fnFormatNumber
            * Purpose:  Format numbers for display
            * Scope:    jQuery.dataTable.classSettings
            */
            this.fnFormatNumber = function (iIn) {
                if (iIn < 1000) {
                    /* A small optimisation for what is likely to be the vast majority of use cases */
                    return iIn;
                }
                else {
                    var s = (iIn + ""), a = s.split(""), out = "", iLen = s.length;

                    for (var i = 0; i < iLen; i++) {
                        if (i % 3 === 0 && i !== 0) {
                            out = ',' + out;
                        }
                        out = a[iLen - i - 1] + out;
                    }
                }
                return out;
            };

            /*
            * Variable: aLengthMenu
            * Purpose:  List of options that can be used for the user selectable length menu
            * Scope:    jQuery.dataTable.classSettings
            * Note:     This varaible can take for form of a 1D array, in which case the value and the 
            *   displayed value in the menu are the same, or a 2D array in which case the value comes
            *   from the first array, and the displayed value to the end user comes from the second
            *   array. 2D example: [ [ 10, 25, 50, 100, -1 ], [ 10, 25, 50, 100, 'All' ] ];
            */
            this.aLengthMenu = [10, 25, 50, 100];

            /*
            * Variable: iServerDraw
            * Purpose:  Counter and tracker for server-side processing draws
            * Scope:    jQuery.dataTable.classSettings
            */
            this.iServerDraw = 0;

            /*
            * Variable: _iDisplayLength, _iDisplayStart, _iDisplayEnd
            * Purpose:  Display length variables
            * Scope:    jQuery.dataTable.classSettings
            * Notes:    These variable must NOT be used externally to get the data length. Rather, use
            *   the fnRecordsTotal() (etc) functions.
            */
            this._iDisplayLength = 10;
            this._iDisplayStart = 0;
            this._iDisplayEnd = 10;

            /*
            * Variable: _iRecordsTotal, _iRecordsDisplay
            * Purpose:  Display length variables used for server side processing
            * Scope:    jQuery.dataTable.classSettings
            * Notes:    These variable must NOT be used externally to get the data length. Rather, use
            *   the fnRecordsTotal() (etc) functions.
            */
            this._iRecordsTotal = 0;
            this._iRecordsDisplay = 0;

            /*
            * Variable: bJUI
            * Purpose:  Should we add the markup needed for jQuery UI theming?
            * Scope:    jQuery.dataTable.classSettings
            */
            this.bJUI = false;

            /*
            * Variable: bJUI
            * Purpose:  Should we add the markup needed for jQuery UI theming?
            * Scope:    jQuery.dataTable.classSettings
            */
            this.oClasses = _oExt.oStdClasses;

            /*
            * Variable: bFiltered and bSorted
            * Purpose:  Flags to allow callback functions to see what actions have been performed
            * Scope:    jQuery.dataTable.classSettings
            */
            this.bFiltered = false;
            this.bSorted = false;

            /*
            * Variable: iScrollWidth
            * Purpose:  Store for the size of scroll bars - used when scrolling
            * Scope:    jQuery.dataTable.classSettings
            */
            this.iScrollWidth = 0;

            /*
            * Variable: oInit
            * Purpose:  Initialisation object that is used for the table
            * Scope:    jQuery.dataTable.classSettings
            */
            this.oInit = null;
        }

        /*
        * Variable: oApi
        * Purpose:  Container for publicly exposed 'private' functions
        * Scope:    jQuery.dataTable
        */
        this.oApi = {};


        /* * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * *
        * Section - API functions
        * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * */

        /*
        * Function: fnDraw
        * Purpose:  Redraw the table
        * Returns:  -
        * Inputs:   bool:bComplete - Refilter and resort (if enabled) the table before the draw.
        *             Optional: default - true
        */
        this.fnDraw = function (bComplete) {
            var oSettings = _fnSettingsFromNode(this[_oExt.iApiIndex]);
            if (typeof bComplete != 'undefined' && bComplete === false) {
                _fnCalculateEnd(oSettings);
                _fnDraw(oSettings);
            }
            else {
                _fnReDraw(oSettings);
            }
        };

        /*
        * Function: fnFilter
        * Purpose:  Filter the input based on data
        * Returns:  -
        * Inputs:   string:sInput - string to filter the table on
        *           int:iColumn - optional - column to limit filtering to
        *           bool:bRegex - optional - treat as regular expression or not - default false
        *           bool:bSmart - optional - perform smart filtering or not - default true
        *           bool:bShowGlobal - optional - show the input global filter in it's input box(es)
        *              - default true
        */
        this.fnFilter = function (sInput, iColumn, bRegex, bSmart, bShowGlobal) {
            var oSettings = _fnSettingsFromNode(this[_oExt.iApiIndex]);

            if (!oSettings.oFeatures.bFilter) {
                return;
            }

            if (typeof bRegex == 'undefined') {
                bRegex = false;
            }

            if (typeof bSmart == 'undefined') {
                bSmart = true;
            }

            if (typeof bShowGlobal == 'undefined') {
                bShowGlobal = true;
            }

            if (typeof iColumn == "undefined" || iColumn === null) {
                /* Global filter */
                _fnFilterComplete(oSettings, {
                    "sSearch": sInput,
                    "bRegex": bRegex,
                    "bSmart": bSmart
                }, 1);

                if (bShowGlobal && typeof oSettings.aanFeatures.f != 'undefined') {
                    var n = oSettings.aanFeatures.f;
                    for (var i = 0, iLen = n.length; i < iLen; i++) {
                        $('input', n[i]).val(sInput);
                    }
                }
            }
            else {
                /* Single column filter */
                oSettings.aoPreSearchCols[iColumn].sSearch = sInput;
                oSettings.aoPreSearchCols[iColumn].bRegex = bRegex;
                oSettings.aoPreSearchCols[iColumn].bSmart = bSmart;
                _fnFilterComplete(oSettings, oSettings.oPreviousSearch, 1);
            }
        };

        /*
        * Function: fnSettings
        * Purpose:  Get the settings for a particular table for extern. manipulation
        * Returns:  -
        * Inputs:   -
        */
        this.fnSettings = function (nNode) {
            return _fnSettingsFromNode(this[_oExt.iApiIndex]);
        };

        /*
        * Function: fnVersionCheck
        * Notes:    The function is the same as the 'static' function provided in the ext variable
        */
        this.fnVersionCheck = _oExt.fnVersionCheck;

        /*
        * Function: fnSort
        * Purpose:  Sort the table by a particular row
        * Returns:  -
        * Inputs:   int:iCol - the data index to sort on. Note that this will
        *   not match the 'display index' if you have hidden data entries
        */
        this.fnSort = function (aaSort) {
            var oSettings = _fnSettingsFromNode(this[_oExt.iApiIndex]);
            oSettings.aaSorting = aaSort;
            _fnSort(oSettings);
        };

        /*
        * Function: fnSortListener
        * Purpose:  Attach a sort listener to an element for a given column
        * Returns:  -
        * Inputs:   node:nNode - the element to attach the sort listener to
        *           int:iColumn - the column that a click on this node will sort on
        *           function:fnCallback - callback function when sort is run - optional
        */
        this.fnSortListener = function (nNode, iColumn, fnCallback) {
            _fnSortAttachListener(_fnSettingsFromNode(this[_oExt.iApiIndex]), nNode, iColumn,
			 	fnCallback);
        };

        /*
        * Function: fnAddData
        * Purpose:  Add new row(s) into the table
        * Returns:  array int: array of indexes (aoData) which have been added (zero length on error)
        * Inputs:   array:mData - the data to be added. The length must match
        *               the original data from the DOM
        *             or
        *             array array:mData - 2D array of data to be added
        *           bool:bRedraw - redraw the table or not - default true
        * Notes:    Warning - the refilter here will cause the table to redraw
        *             starting at zero
        * Notes:    Thanks to Yekimov Denis for contributing the basis for this function!
        */
        this.fnAddData = function (mData, bRedraw) {
            if (mData.length === 0) {
                return [];
            }

            var aiReturn = [];
            var iTest;

            /* Find settings from table node */
            var oSettings = _fnSettingsFromNode(this[_oExt.iApiIndex]);

            /* Check if we want to add multiple rows or not */
            if (typeof mData[0] == "object") {
                for (var i = 0; i < mData.length; i++) {
                    iTest = _fnAddData(oSettings, mData[i]);
                    if (iTest == -1) {
                        return aiReturn;
                    }
                    aiReturn.push(iTest);
                }
            }
            else {
                iTest = _fnAddData(oSettings, mData);
                if (iTest == -1) {
                    return aiReturn;
                }
                aiReturn.push(iTest);
            }

            oSettings.aiDisplay = oSettings.aiDisplayMaster.slice();

            /* Rebuild the search */
            _fnBuildSearchArray(oSettings, 1);

            if (typeof bRedraw == 'undefined' || bRedraw) {
                _fnReDraw(oSettings);
            }
            return aiReturn;
        };

        /*
        * Function: fnDeleteRow
        * Purpose:  Remove a row for the table
        * Returns:  array:aReturn - the row that was deleted
        * Inputs:   mixed:mTarget - 
        *             int: - index of aoData to be deleted, or
        *             node(TR): - TR element you want to delete
        *           function:fnCallBack - callback function - default null
        *           bool:bRedraw - redraw the table or not - default true
        */
        this.fnDeleteRow = function (mTarget, fnCallBack, bRedraw) {
            /* Find settings from table node */
            var oSettings = _fnSettingsFromNode(this[_oExt.iApiIndex]);
            var i, iAODataIndex;

            iAODataIndex = (typeof mTarget == 'object') ?
				_fnNodeToDataIndex(oSettings, mTarget) : mTarget;

            /* Return the data array from this row */
            var oData = oSettings.aoData.splice(iAODataIndex, 1);

            /* Delete from the display arrays */
            _fnDeleteIndex(oSettings.aiDisplayMaster, iAODataIndex);
            _fnDeleteIndex(oSettings.aiDisplay, iAODataIndex);

            /* Rebuild the search */
            _fnBuildSearchArray(oSettings, 1);

            /* If there is a user callback function - call it */
            if (typeof fnCallBack == "function") {
                fnCallBack.call(this, oSettings, oData);
            }

            /* Check for an 'overflow' they case for dislaying the table */
            if (oSettings._iDisplayStart >= oSettings.aiDisplay.length) {
                oSettings._iDisplayStart -= oSettings._iDisplayLength;
                if (oSettings._iDisplayStart < 0) {
                    oSettings._iDisplayStart = 0;
                }
            }

            if (typeof bRedraw == 'undefined' || bRedraw) {
                _fnCalculateEnd(oSettings);
                _fnDraw(oSettings);
            }

            return oData;
        };

        /*
        * Function: fnClearTable
        * Purpose:  Quickly and simply clear a table
        * Returns:  -
        * Inputs:   bool:bRedraw - redraw the table or not - default true
        * Notes:    Thanks to Yekimov Denis for contributing the basis for this function!
        */
        this.fnClearTable = function (bRedraw) {
            /* Find settings from table node */
            var oSettings = _fnSettingsFromNode(this[_oExt.iApiIndex]);
            _fnClearTable(oSettings);

            if (typeof bRedraw == 'undefined' || bRedraw) {
                _fnDraw(oSettings);
            }
        };

        /*
        * Function: fnOpen
        * Purpose:  Open a display row (append a row after the row in question)
        * Returns:  node:nNewRow - the row opened
        * Inputs:   node:nTr - the table row to 'open'
        *           string:sHtml - the HTML to put into the row
        *           string:sClass - class to give the new TD cell
        */
        this.fnOpen = function (nTr, sHtml, sClass) {
            /* Find settings from table node */
            var oSettings = _fnSettingsFromNode(this[_oExt.iApiIndex]);

            /* the old open one if there is one */
            this.fnClose(nTr);

            var nNewRow = document.createElement("tr");
            var nNewCell = document.createElement("td");
            nNewRow.appendChild(nNewCell);
            nNewCell.className = sClass;
            nNewCell.colSpan = _fnVisbleColumns(oSettings);
            nNewCell.innerHTML = sHtml;

            /* If the nTr isn't on the page at the moment - then we don't insert at the moment */
            var nTrs = $('tr', oSettings.nTBody);
            if ($.inArray(nTr, nTrs) != -1) {
                $(nNewRow).insertAfter(nTr);
            }

            oSettings.aoOpenRows.push({
                "nTr": nNewRow,
                "nParent": nTr
            });

            return nNewRow;
        };

        /*
        * Function: fnClose
        * Purpose:  Close a display row
        * Returns:  int: 0 (success) or 1 (failed)
        * Inputs:   node:nTr - the table row to 'close'
        */
        this.fnClose = function (nTr) {
            /* Find settings from table node */
            var oSettings = _fnSettingsFromNode(this[_oExt.iApiIndex]);

            for (var i = 0; i < oSettings.aoOpenRows.length; i++) {
                if (oSettings.aoOpenRows[i].nParent == nTr) {
                    var nTrParent = oSettings.aoOpenRows[i].nTr.parentNode;
                    if (nTrParent) {
                        /* Remove it if it is currently on display */
                        nTrParent.removeChild(oSettings.aoOpenRows[i].nTr);
                    }
                    oSettings.aoOpenRows.splice(i, 1);
                    return 0;
                }
            }
            return 1;
        };

        /*
        * Function: fnGetData
        * Purpose:  Return an array with the data which is used to make up the table
        * Returns:  array array string: 2d data array ([row][column]) or array string: 1d data array
        *           or
        *           array string (if iRow specified)
        * Inputs:   mixed:mRow - optional - if not present, then the full 2D array for the table 
        *             if given then:
        *               int: - return 1D array for aoData entry of this index
        *               node(TR): - return 1D array for this TR element
        * Inputs:   int:iRow - optional - if present then the array returned will be the data for
        *             the row with the index 'iRow'
        */
        this.fnGetData = function (mRow) {
            var oSettings = _fnSettingsFromNode(this[_oExt.iApiIndex]);

            if (typeof mRow != 'undefined') {
                var iRow = (typeof mRow == 'object') ?
					_fnNodeToDataIndex(oSettings, mRow) : mRow;
                return oSettings.aoData[iRow]._aData;
            }
            return _fnGetDataMaster(oSettings);
        };

        /*
        * Function: fnGetNodes
        * Purpose:  Return an array with the TR nodes used for drawing the table
        * Returns:  array node: TR elements
        *           or
        *           node (if iRow specified)
        * Inputs:   int:iRow - optional - if present then the array returned will be the node for
        *             the row with the index 'iRow'
        */
        this.fnGetNodes = function (iRow) {
            var oSettings = _fnSettingsFromNode(this[_oExt.iApiIndex]);

            if (typeof iRow != 'undefined') {
                return oSettings.aoData[iRow].nTr;
            }
            return _fnGetTrNodes(oSettings);
        };

        /*
        * Function: fnGetPosition
        * Purpose:  Get the array indexes of a particular cell from it's DOM element
        * Returns:  int: - row index, or array[ int, int, int ]: - row index, column index (visible)
        *             and column index including hidden columns
        * Inputs:   node:nNode - this can either be a TR or a TD in the table, the return is
        *             dependent on this input
        */
        this.fnGetPosition = function (nNode) {
            var oSettings = _fnSettingsFromNode(this[_oExt.iApiIndex]);
            var i;

            if (nNode.nodeName.toUpperCase() == "TR") {
                return _fnNodeToDataIndex(oSettings, nNode);
            }
            else if (nNode.nodeName.toUpperCase() == "TD") {
                var iDataIndex = _fnNodeToDataIndex(oSettings, nNode.parentNode);
                var iCorrector = 0;
                for (var j = 0; j < oSettings.aoColumns.length; j++) {
                    if (oSettings.aoColumns[j].bVisible) {
                        if (oSettings.aoData[iDataIndex].nTr.getElementsByTagName('td')[j - iCorrector] == nNode) {
                            return [iDataIndex, j - iCorrector, j];
                        }
                    }
                    else {
                        iCorrector++;
                    }
                }
            }
            return null;
        };

        /*
        * Function: fnUpdate
        * Purpose:  Update a table cell or row
        * Returns:  int: 0 okay, 1 error
        * Inputs:   array string 'or' string:mData - data to update the cell/row with
        *           mixed:mRow - 
        *             int: - index of aoData to be updated, or
        *             node(TR): - TR element you want to update
        *           int:iColumn - the column to update - optional (not used of mData is 2D)
        *           bool:bRedraw - redraw the table or not - default true
        *           bool:bAction - perform predraw actions or not (you will want this as 'true' if
        *             you have bRedraw as true) - default true
        */
        this.fnUpdate = function (mData, mRow, iColumn, bRedraw, bAction) {
            var oSettings = _fnSettingsFromNode(this[_oExt.iApiIndex]);
            var iVisibleColumn;
            var sDisplay;
            var iRow = (typeof mRow == 'object') ?
				_fnNodeToDataIndex(oSettings, mRow) : mRow;

            if (typeof mData != 'object') {
                sDisplay = mData;
                oSettings.aoData[iRow]._aData[iColumn] = sDisplay;

                if (oSettings.aoColumns[iColumn].fnRender !== null) {
                    sDisplay = oSettings.aoColumns[iColumn].fnRender({
                        "iDataRow": iRow,
                        "iDataColumn": iColumn,
                        "aData": oSettings.aoData[iRow]._aData,
                        "oSettings": oSettings
                    });

                    if (oSettings.aoColumns[iColumn].bUseRendered) {
                        oSettings.aoData[iRow]._aData[iColumn] = sDisplay;
                    }
                }

                iVisibleColumn = _fnColumnIndexToVisible(oSettings, iColumn);
                if (iVisibleColumn !== null) {
                    oSettings.aoData[iRow].nTr.getElementsByTagName('td')[iVisibleColumn].innerHTML =
						sDisplay;
                }
            }
            else {
                if (mData.length != oSettings.aoColumns.length) {
                    _fnLog(oSettings, 0, 'An array passed to fnUpdate must have the same number of ' +
						'columns as the table in question - in this case ' + oSettings.aoColumns.length);
                    return 1;
                }

                for (var i = 0; i < mData.length; i++) {
                    sDisplay = mData[i];
                    oSettings.aoData[iRow]._aData[i] = sDisplay;

                    if (oSettings.aoColumns[i].fnRender !== null) {
                        sDisplay = oSettings.aoColumns[i].fnRender({
                            "iDataRow": iRow,
                            "iDataColumn": i,
                            "aData": oSettings.aoData[iRow]._aData,
                            "oSettings": oSettings
                        });

                        if (oSettings.aoColumns[i].bUseRendered) {
                            oSettings.aoData[iRow]._aData[i] = sDisplay;
                        }
                    }

                    iVisibleColumn = _fnColumnIndexToVisible(oSettings, i);
                    if (iVisibleColumn !== null) {
                        oSettings.aoData[iRow].nTr.getElementsByTagName('td')[iVisibleColumn].innerHTML =
							sDisplay;
                    }
                }
            }

            /* Perform pre-draw actions */
            if (typeof bAction == 'undefined' || bAction) {
                _fnBuildSearchArray(oSettings, 1);
                _fnAjustColumnSizing(oSettings);
            }

            /* Redraw the table */
            if (typeof bRedraw == 'undefined' || bRedraw) {
                _fnReDraw(oSettings);
            }
            return 0;
        };


        /*
        * Function: fnShowColoumn
        * Purpose:  Show a particular column
        * Returns:  -
        * Inputs:   int:iCol - the column whose display should be changed
        *           bool:bShow - show (true) or hide (false) the column
        */
        this.fnSetColumnVis = function (iCol, bShow) {
            var oSettings = _fnSettingsFromNode(this[_oExt.iApiIndex]);
            var i, iLen;
            var iColumns = oSettings.aoColumns.length;
            var nTd, anTds;

            /* No point in doing anything if we are requesting what is already true */
            if (oSettings.aoColumns[iCol].bVisible == bShow) {
                return;
            }

            var nTrHead = $('>tr', oSettings.nTHead)[0];
            var nTrFoot = $('>tr', oSettings.nTFoot)[0];
            var anTheadTh = [];
            var anTfootTh = [];
            for (i = 0; i < iColumns; i++) {
                anTheadTh.push(oSettings.aoColumns[i].nTh);
                anTfootTh.push(oSettings.aoColumns[i].nTf);
            }

            /* Show the column */
            if (bShow) {
                var iInsert = 0;
                for (i = 0; i < iCol; i++) {
                    if (oSettings.aoColumns[i].bVisible) {
                        iInsert++;
                    }
                }

                /* Need to decide if we should use appendChild or insertBefore */
                if (iInsert >= _fnVisbleColumns(oSettings)) {
                    nTrHead.appendChild(anTheadTh[iCol]);
                    if (nTrFoot) {
                        nTrFoot.appendChild(anTfootTh[iCol]);
                    }

                    for (i = 0, iLen = oSettings.aoData.length; i < iLen; i++) {
                        nTd = oSettings.aoData[i]._anHidden[iCol];
                        oSettings.aoData[i].nTr.appendChild(nTd);
                    }
                }
                else {
                    /* Which coloumn should we be inserting before? */
                    var iBefore;
                    for (i = iCol; i < iColumns; i++) {
                        iBefore = _fnColumnIndexToVisible(oSettings, i);
                        if (iBefore !== null) {
                            break;
                        }
                    }

                    nTrHead.insertBefore(anTheadTh[iCol], nTrHead.getElementsByTagName('th')[iBefore]);
                    if (nTrFoot) {
                        nTrFoot.insertBefore(anTfootTh[iCol], nTrFoot.getElementsByTagName('th')[iBefore]);
                    }

                    anTds = _fnGetTdNodes(oSettings);
                    for (i = 0, iLen = oSettings.aoData.length; i < iLen; i++) {
                        nTd = oSettings.aoData[i]._anHidden[iCol];
                        oSettings.aoData[i].nTr.insertBefore(nTd, $('>td:eq(' + iBefore + ')',
							oSettings.aoData[i].nTr)[0]);
                    }
                }

                oSettings.aoColumns[iCol].bVisible = true;
            }
            else {
                /* Remove a column from display */
                nTrHead.removeChild(anTheadTh[iCol]);
                if (nTrFoot) {
                    nTrFoot.removeChild(anTfootTh[iCol]);
                }

                anTds = _fnGetTdNodes(oSettings);
                for (i = 0, iLen = oSettings.aoData.length; i < iLen; i++) {
                    nTd = anTds[(i * oSettings.aoColumns.length) + iCol];
                    oSettings.aoData[i]._anHidden[iCol] = nTd;
                    nTd.parentNode.removeChild(nTd);
                }

                oSettings.aoColumns[iCol].bVisible = false;
            }

            /* If there are any 'open' rows, then we need to alter the colspan for this col change */
            for (i = 0, iLen = oSettings.aoOpenRows.length; i < iLen; i++) {
                oSettings.aoOpenRows[i].nTr.colSpan = _fnVisbleColumns(oSettings);
            }

            /* Do a redraw incase anything depending on the table columns needs it 
            * (built-in: scrolling) 
            */
            _fnAjustColumnSizing(oSettings);
            _fnDraw(oSettings);
        };

        /*
        * Function: fnPageChange
        * Purpose:  Change the pagination
        * Returns:  -
        * Inputs:   string:sAction - paging action to take: "first", "previous", "next" or "last"
        *           bool:bRedraw - redraw the table or not - optional - default true
        */
        this.fnPageChange = function (sAction, bRedraw) {
            var oSettings = _fnSettingsFromNode(this[_oExt.iApiIndex]);
            _fnPageChange(oSettings, sAction);
            _fnCalculateEnd(oSettings);

            if (typeof bRedraw == 'undefined' || bRedraw) {
                _fnDraw(oSettings);
            }
        };

        /*
        * Function: fnDestroy
        * Purpose:  Destructor for the DataTable
        * Returns:  -
        * Inputs:   -
        */
        this.fnDestroy = function () {
            var oSettings = _fnSettingsFromNode(this[_oExt.iApiIndex]);
            var nOrig = oSettings.nTableWrapper.parentNode;
            var nBody = oSettings.nTBody;
            var i, iLen;

            /* Remove the DataTables generated nodes, events and classes */
            oSettings.nTable.parentNode.removeChild(oSettings.nTable);
            $(oSettings.nTableWrapper).remove();

            oSettings.aaSorting = [];
            oSettings.aaSortingFixed = [];
            _fnSortingClasses(oSettings);

            $(_fnGetTrNodes(oSettings)).removeClass(oSettings.asStripClasses.join(' '));

            if (!oSettings.bJUI) {
                $('th', oSettings.nTHead).removeClass([_oExt.oStdClasses.sSortable,
					_oExt.oStdClasses.sSortableAsc,
					_oExt.oStdClasses.sSortableDesc,
					_oExt.oStdClasses.sSortableNone].join(' ')
				);
            }
            else {
                $('th', oSettings.nTHead).removeClass([_oExt.oStdClasses.sSortable,
					_oExt.oJUIClasses.sSortableAsc,
					_oExt.oJUIClasses.sSortableDesc,
					_oExt.oJUIClasses.sSortableNone].join(' ')
				);
                $('th span', oSettings.nTHead).remove();
            }

            /* Add the TR elements back into the table in their original order */
            nOrig.appendChild(oSettings.nTable);
            for (i = 0, iLen = oSettings.aoData.length; i < iLen; i++) {
                nBody.appendChild(oSettings.aoData[i].nTr);
            }

            /* If the were originally odd/even type classes - then we add them back here. Note
            * this is not fool proof (for example if not all rows as odd/even classes - but 
            * it's a good effort without getting carried away
            */
            $('>tr:even', nBody).addClass(oSettings.asDestoryStrips[0]);
            $('>tr:odd', nBody).addClass(oSettings.asDestoryStrips[1]);

            /* Remove the settings object from the settings array */
            for (i = 0, iLen = _aoSettings.length; i < iLen; i++) {
                if (_aoSettings[i] == oSettings) {
                    _aoSettings.splice(i, 1);
                }
            }

            /* End it all */
            oSettings = null;
        };

        /*
        * Function: _fnAjustColumnSizing
        * Purpose:  Update tale sizing based on content. This would most likely be used for scrolling
        *   and will typically need a redraw after it.
        * Returns:  -
        * Inputs:   -
        */
        this.fnAdjustColumnSizing = function () {
            _fnAjustColumnSizing(_fnSettingsFromNode(this[_oExt.iApiIndex]));
        };

        /*
        * Plugin API functions
        * 
        * This call will add the functions which are defined in _oExt.oApi to the
        * DataTables object, providing a rather nice way to allow plug-in API functions. Note that
        * this is done here, so that API function can actually override the built in API functions if
        * required for a particular purpose.
        */

        /*
        * Function: _fnExternApiFunc
        * Purpose:  Create a wrapper function for exporting an internal func to an external API func
        * Returns:  function: - wrapped function
        * Inputs:   string:sFunc - API function name
        */
        function _fnExternApiFunc(sFunc) {
            return function () {
                var aArgs = [_fnSettingsFromNode(this[_oExt.iApiIndex])].concat(
						Array.prototype.slice.call(arguments));
                return _oExt.oApi[sFunc].apply(this, aArgs);
            };
        }

        for (var sFunc in _oExt.oApi) {
            if (sFunc) {
                /*
                * Function: anon
                * Purpose:  Wrap the plug-in API functions in order to provide the settings as 1st arg 
                *   and execute in this scope
                * Returns:  -
                * Inputs:   -
                */
                this[sFunc] = _fnExternApiFunc(sFunc);
            }
        }



        /* * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * *
        * Section - Local functions
        * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * */

        /* * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * *
        * Section - Initalisation
        */

        /*
        * Function: _fnInitalise
        * Purpose:  Draw the table for the first time, adding all required features
        * Returns:  -
        * Inputs:   object:oSettings - dataTables settings object
        */
        function _fnInitalise(oSettings) {
            /* Ensure that the table data is fully initialised */
            if (oSettings.bInitialised === false) {
                setTimeout(function () { _fnInitalise(oSettings); }, 200);
                return;
            }

            /* Show the display HTML options */
            _fnAddOptionsHtml(oSettings);

            /* Draw the headers for the table */
            _fnDrawHead(oSettings);

            /* If there is default sorting required - let's do it. The sort function
            * will do the drawing for us. Otherwise we draw the table
            */
            if (oSettings.oFeatures.bSort) {
                _fnSort(oSettings);
            }
            else {
                oSettings.aiDisplay = oSettings.aiDisplayMaster.slice();
                _fnCalculateEnd(oSettings);
                _fnDraw(oSettings);
            }

            /* if there is an ajax source */
            if (oSettings.sAjaxSource !== null && !oSettings.oFeatures.bServerSide) {
                _fnProcessingDisplay(oSettings, true);

                oSettings.fnServerData.call(oSettings.oInstance, oSettings.sAjaxSource, null, function (json) {
                    /* Got the data - add it to the table */
                    for (var i = 0; i < json.aaData.length; i++) {
                        _fnAddData(oSettings, json.aaData[i]);
                    }

                    /* Reset the init display for cookie saving. We've already done a filter, and
                    * therefore cleared it before. So we need to make it appear 'fresh'
                    */
                    oSettings.iInitDisplayStart = oSettings._iDisplayStart;

                    if (oSettings.oFeatures.bSort) {
                        _fnSort(oSettings);
                    }
                    else {
                        oSettings.aiDisplay = oSettings.aiDisplayMaster.slice();
                        _fnCalculateEnd(oSettings);
                        _fnDraw(oSettings);
                    }

                    _fnProcessingDisplay(oSettings, false);

                    /* Run the init callback if there is one */
                    if (typeof oSettings.fnInitComplete == 'function') {
                        oSettings.fnInitComplete.call(oSettings.oInstance, oSettings, json);
                    }
                });
                return;
            }

            /* Run the init callback if there is one */
            if (typeof oSettings.fnInitComplete == 'function') {
                oSettings.fnInitComplete.call(oSettings.oInstance, oSettings);
            }

            if (!oSettings.oFeatures.bServerSide) {
                _fnProcessingDisplay(oSettings, false);
            }
        }

        /*
        * Function: _fnLanguageProcess
        * Purpose:  Copy language variables from remote object to a local one
        * Returns:  -
        * Inputs:   object:oSettings - dataTables settings object
        *           object:oLanguage - Language information
        *           bool:bInit - init once complete
        */
        function _fnLanguageProcess(oSettings, oLanguage, bInit) {
            _fnMap(oSettings.oLanguage, oLanguage, 'sProcessing');
            _fnMap(oSettings.oLanguage, oLanguage, 'sLengthMenu');
            _fnMap(oSettings.oLanguage, oLanguage, 'sEmptyTable');
            _fnMap(oSettings.oLanguage, oLanguage, 'sZeroRecords');
            _fnMap(oSettings.oLanguage, oLanguage, 'sInfo');
            _fnMap(oSettings.oLanguage, oLanguage, 'sInfoEmpty');
            _fnMap(oSettings.oLanguage, oLanguage, 'sInfoFiltered');
            _fnMap(oSettings.oLanguage, oLanguage, 'sInfoPostFix');
            _fnMap(oSettings.oLanguage, oLanguage, 'sSearch');

            if (typeof oLanguage.oPaginate != 'undefined') {
                _fnMap(oSettings.oLanguage.oPaginate, oLanguage.oPaginate, 'sFirst');
                _fnMap(oSettings.oLanguage.oPaginate, oLanguage.oPaginate, 'sPrevious');
                _fnMap(oSettings.oLanguage.oPaginate, oLanguage.oPaginate, 'sNext');
                _fnMap(oSettings.oLanguage.oPaginate, oLanguage.oPaginate, 'sLast');
            }

            /* Backwards compatibility - if there is no sEmptyTable given, then use the same as
            * sZeroRecords - assuming that is given.
            */
            if (typeof oLanguage.sEmptyTable == 'undefined' &&
			     typeof oLanguage.sZeroRecords != 'undefined') {
                _fnMap(oSettings.oLanguage, oLanguage, 'sZeroRecords', 'sEmptyTable');
            }

            if (bInit) {
                _fnInitalise(oSettings);
            }
        }

        /*
        * Function: _fnAddColumn
        * Purpose:  Add a column to the list used for the table with default values
        * Returns:  -
        * Inputs:   object:oSettings - dataTables settings object
        *           node:nTh - the th element for this column
        */
        function _fnAddColumn(oSettings, nTh) {
            oSettings.aoColumns[oSettings.aoColumns.length++] = {
                "sType": null,
                "_bAutoType": true,
                "bVisible": true,
                "bSearchable": true,
                "bSortable": true,
                "asSorting": ['asc', 'desc'],
                "sSortingClass": oSettings.oClasses.sSortable,
                "sSortingClassJUI": oSettings.oClasses.sSortJUI,
                "sTitle": nTh ? nTh.innerHTML : '',
                "sName": '',
                "sWidth": null,
                "sWidthOrig": null,
                "sClass": null,
                "fnRender": null,
                "bUseRendered": true,
                "iDataSort": oSettings.aoColumns.length - 1,
                "sSortDataType": 'std',
                "nTh": nTh ? nTh : document.createElement('th'),
                "nTf": null
            };

            var iCol = oSettings.aoColumns.length - 1;
            var oCol = oSettings.aoColumns[iCol];

            /* Add a column specific filter */
            if (typeof oSettings.aoPreSearchCols[iCol] == 'undefined' ||
			     oSettings.aoPreSearchCols[iCol] === null) {
                oSettings.aoPreSearchCols[iCol] = {
                    "sSearch": "",
                    "bRegex": false,
                    "bSmart": true
                };
            }
            else {
                /* Don't require that the user must specify bRegex and / or bSmart */
                if (typeof oSettings.aoPreSearchCols[iCol].bRegex == 'undefined') {
                    oSettings.aoPreSearchCols[iCol].bRegex = true;
                }

                if (typeof oSettings.aoPreSearchCols[iCol].bSmart == 'undefined') {
                    oSettings.aoPreSearchCols[iCol].bSmart = true;
                }
            }

            /* Use the column options function to initialise classes etc */
            _fnColumnOptions(oSettings, iCol, null);
        }

        /*
        * Function: _fnColumnOptions
        * Purpose:  Apply options for a column
        * Returns:  -
        * Inputs:   object:oSettings - dataTables settings object
        *           int:iCol - column index to consider
        *           object:oOptions - object with sType, bVisible and bSearchable
        */
        function _fnColumnOptions(oSettings, iCol, oOptions) {
            var oCol = oSettings.aoColumns[iCol];

            /* User specified column options */
            if (typeof oOptions != 'undefined' && oOptions !== null) {
                if (typeof oOptions.sType != 'undefined') {
                    oCol.sType = oOptions.sType;
                    oCol._bAutoType = false;
                }

                _fnMap(oCol, oOptions, "bVisible");
                _fnMap(oCol, oOptions, "bSearchable");
                _fnMap(oCol, oOptions, "bSortable");
                _fnMap(oCol, oOptions, "sTitle");
                _fnMap(oCol, oOptions, "sName");
                _fnMap(oCol, oOptions, "sWidth");
                _fnMap(oCol, oOptions, "sWidth", "sWidthOrig");
                _fnMap(oCol, oOptions, "sClass");
                _fnMap(oCol, oOptions, "fnRender");
                _fnMap(oCol, oOptions, "bUseRendered");
                _fnMap(oCol, oOptions, "iDataSort");
                _fnMap(oCol, oOptions, "asSorting");
                _fnMap(oCol, oOptions, "sSortDataType");
            }

            /* Feature sorting overrides column specific when off */
            if (!oSettings.oFeatures.bSort) {
                oCol.bSortable = false;
            }

            /* Check that the class assignment is correct for sorting */
            if (!oCol.bSortable ||
					 ($.inArray('asc', oCol.asSorting) == -1 && $.inArray('desc', oCol.asSorting) == -1)) {
                oCol.sSortingClass = oSettings.oClasses.sSortableNone;
                oCol.sSortingClassJUI = "";
            }
            else if ($.inArray('asc', oCol.asSorting) != -1 && $.inArray('desc', oCol.asSorting) == -1) {
                oCol.sSortingClass = oSettings.oClasses.sSortableAsc;
                oCol.sSortingClassJUI = oSettings.oClasses.sSortJUIAscAllowed;
            }
            else if ($.inArray('asc', oCol.asSorting) == -1 && $.inArray('desc', oCol.asSorting) != -1) {
                oCol.sSortingClass = oSettings.oClasses.sSortableDesc;
                oCol.sSortingClassJUI = oSettings.oClasses.sSortJUIDescAllowed;
            }
        }

        /*
        * Function: _fnAddData
        * Purpose:  Add a data array to the table, creating DOM node etc
        * Returns:  int: - >=0 if successful (index of new aoData entry), -1 if failed
        * Inputs:   object:oSettings - dataTables settings object
        *           array:aData - data array to be added
        * Notes:    There are two basic methods for DataTables to get data to display - a JS array
        *   (which is dealt with by this function), and the DOM, which has it's own optimised
        *   function (_fnGatherData). Be careful to make the same changes here as there and vice-versa
        */
        function _fnAddData(oSettings, aDataSupplied) {
            /* Sanity check the length of the new array */
            if (aDataSupplied.length != oSettings.aoColumns.length) {
                _fnLog(oSettings, 0, "Added data does not match known number of columns");
                return -1;
            }


            /* Create the object for storing information about this new row */
            var aData = aDataSupplied.slice();
            var iThisIndex = oSettings.aoData.length;
            oSettings.aoData.push({
                "nTr": document.createElement('tr'),
                "_iId": oSettings.iNextId++,
                "_aData": aData,
                "_anHidden": [],
                "_sRowStripe": ''
            });

            /* Create the cells */
            var nTd, sThisType;
            for (var i = 0; i < aData.length; i++) {
                nTd = document.createElement('td');

                /* Allow null data (from a data array) - simply deal with it as a blank string */
                if (aData[i] === null) {
                    aData[i] = '';
                }

                /* Cast everything as a string - this allows us to treat everything accurately in the
                * sorting functions
                */
                if (typeof aData[i] != 'string') {
                    aData[i] += "";
                }
                aData[i] = $.trim(aData[i]);

                if (typeof oSettings.aoColumns[i].fnRender == 'function') {
                    var sRendered = oSettings.aoColumns[i].fnRender({
                        "iDataRow": iThisIndex,
                        "iDataColumn": i,
                        "aData": aData,
                        "oSettings": oSettings
                    });
                    nTd.innerHTML = sRendered;
                    if (oSettings.aoColumns[i].bUseRendered) {
                        /* Use the rendered data for filtering/sorting */
                        oSettings.aoData[iThisIndex]._aData[i] = sRendered;
                    }
                }
                else {
                    nTd.innerHTML = aData[i];
                }

                if (oSettings.aoColumns[i].sClass !== null) {
                    nTd.className = oSettings.aoColumns[i].sClass;
                }

                /* See if we should auto-detect the column type */
                if (oSettings.aoColumns[i]._bAutoType && oSettings.aoColumns[i].sType != 'string') {
                    /* Attempt to auto detect the type - same as _fnGatherData() */
                    sThisType = _fnDetectType(oSettings.aoData[iThisIndex]._aData[i]);
                    if (oSettings.aoColumns[i].sType === null) {
                        oSettings.aoColumns[i].sType = sThisType;
                    }
                    else if (oSettings.aoColumns[i].sType != sThisType) {
                        /* String is always the 'fallback' option */
                        oSettings.aoColumns[i].sType = 'string';
                    }
                }

                if (oSettings.aoColumns[i].bVisible) {
                    oSettings.aoData[iThisIndex].nTr.appendChild(nTd);
                }
                else {
                    oSettings.aoData[iThisIndex]._anHidden[i] = nTd;
                }
            }

            /* Add to the display array */
            oSettings.aiDisplayMaster.push(iThisIndex);
            return iThisIndex;
        }

        /*
        * Function: _fnGatherData
        * Purpose:  Read in the data from the target table from the DOM
        * Returns:  -
        * Inputs:   object:oSettings - dataTables settings object
        * Notes:    This is a optimised version of _fnAddData (more or less) for reading information
        *   from the DOM. The basic actions must be identical in the two functions.
        */
        function _fnGatherData(oSettings) {
            var iLoop, i, iLen, j, jLen, jInner,
			 	nTds, nTrs, nTd, aLocalData, iThisIndex,
				iRow, iRows, iColumn, iColumns;

            /*
            * Process by row first
            * Add the data object for the whole table - storing the tr node. Note - no point in getting
            * DOM based data if we are going to go and replace it with Ajax source data.
            */
            if (oSettings.sAjaxSource === null) {
                nTrs = oSettings.nTBody.childNodes;
                for (i = 0, iLen = nTrs.length; i < iLen; i++) {
                    if (nTrs[i].nodeName.toUpperCase() == "TR") {
                        iThisIndex = oSettings.aoData.length;
                        oSettings.aoData.push({
                            "nTr": nTrs[i],
                            "_iId": oSettings.iNextId++,
                            "_aData": [],
                            "_anHidden": [],
                            "_sRowStripe": ''
                        });

                        oSettings.aiDisplayMaster.push(iThisIndex);

                        aLocalData = oSettings.aoData[iThisIndex]._aData;
                        nTds = nTrs[i].childNodes;
                        jInner = 0;

                        for (j = 0, jLen = nTds.length; j < jLen; j++) {
                            if (nTds[j].nodeName.toUpperCase() == "TD") {
                                aLocalData[jInner] = $.trim(nTds[j].innerHTML);
                                jInner++;
                            }
                        }
                    }
                }
            }

            /* Gather in the TD elements of the Table - note that this is basically the same as
            * fnGetTdNodes, but that function takes account of hidden columns, which we haven't yet
            * setup!
            */
            nTrs = _fnGetTrNodes(oSettings);
            nTds = [];
            for (i = 0, iLen = nTrs.length; i < iLen; i++) {
                for (j = 0, jLen = nTrs[i].childNodes.length; j < jLen; j++) {
                    nTd = nTrs[i].childNodes[j];
                    if (nTd.nodeName.toUpperCase() == "TD") {
                        nTds.push(nTd);
                    }
                }
            }

            /* Sanity check */
            if (nTds.length != nTrs.length * oSettings.aoColumns.length) {
                _fnLog(oSettings, 1, "Unexpected number of TD elements. Expected " +
					(nTrs.length * oSettings.aoColumns.length) + " and got " + nTds.length + ". DataTables does " +
					"not support rowspan / colspan in the table body, and there must be one cell for each " +
					"row/column combination.");
            }

            /* Now process by column */
            for (iColumn = 0, iColumns = oSettings.aoColumns.length; iColumn < iColumns; iColumn++) {
                /* Get the title of the column - unless there is a user set one */
                if (oSettings.aoColumns[iColumn].sTitle === null) {
                    oSettings.aoColumns[iColumn].sTitle = oSettings.aoColumns[iColumn].nTh.innerHTML;
                }

                var 
					bAutoType = oSettings.aoColumns[iColumn]._bAutoType,
					bRender = typeof oSettings.aoColumns[iColumn].fnRender == 'function',
					bClass = oSettings.aoColumns[iColumn].sClass !== null,
					bVisible = oSettings.aoColumns[iColumn].bVisible,
					nCell, sThisType, sRendered;

                /* A single loop to rule them all (and be more efficient) */
                if (bAutoType || bRender || bClass || !bVisible) {
                    for (iRow = 0, iRows = oSettings.aoData.length; iRow < iRows; iRow++) {
                        nCell = nTds[(iRow * iColumns) + iColumn];

                        /* Type detection */
                        if (bAutoType) {
                            if (oSettings.aoColumns[iColumn].sType != 'string') {
                                sThisType = _fnDetectType(oSettings.aoData[iRow]._aData[iColumn]);
                                if (oSettings.aoColumns[iColumn].sType === null) {
                                    oSettings.aoColumns[iColumn].sType = sThisType;
                                }
                                else if (oSettings.aoColumns[iColumn].sType != sThisType) {
                                    /* String is always the 'fallback' option */
                                    oSettings.aoColumns[iColumn].sType = 'string';
                                }
                            }
                        }

                        /* Rendering */
                        if (bRender) {
                            sRendered = oSettings.aoColumns[iColumn].fnRender({
                                "iDataRow": iRow,
                                "iDataColumn": iColumn,
                                "aData": oSettings.aoData[iRow]._aData,
                                "oSettings": oSettings
                            });
                            nCell.innerHTML = sRendered;
                            if (oSettings.aoColumns[iColumn].bUseRendered) {
                                /* Use the rendered data for filtering/sorting */
                                oSettings.aoData[iRow]._aData[iColumn] = sRendered;
                            }
                        }

                        /* Classes */
                        if (bClass) {
                            nCell.className += ' ' + oSettings.aoColumns[iColumn].sClass;
                        }

                        /* Column visability */
                        if (!bVisible) {
                            oSettings.aoData[iRow]._anHidden[iColumn] = nCell;
                            nCell.parentNode.removeChild(nCell);
                        }
                    }
                }
            }
        }



        /* * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * *
        * Section - Drawing functions
        */

        /*
        * Function: _fnDrawHead
        * Purpose:  Create the HTML header for the table
        * Returns:  -
        * Inputs:   object:oSettings - dataTables settings object
        */
        function _fnDrawHead(oSettings) {
            var i, nTh, iLen;
            var iThs = oSettings.nTHead.getElementsByTagName('th').length;
            var iCorrector = 0;

            /* If there is a header in place - then use it - otherwise it's going to get nuked... */
            if (iThs !== 0) {
                /* We've got a thead from the DOM, so remove hidden columns and apply width to vis cols */
                for (i = 0, iLen = oSettings.aoColumns.length; i < iLen; i++) {
                    nTh = oSettings.aoColumns[i].nTh;

                    if (oSettings.aoColumns[i].bVisible) {
                        /* Set width */
                        if (oSettings.aoColumns[i].sWidth !== null) {
                            nTh.style.width = oSettings.aoColumns[i].sWidth;
                        }

                        /* Set the title of the column if it is user defined (not what was auto detected) */
                        if (oSettings.aoColumns[i].sTitle != nTh.innerHTML) {
                            nTh.innerHTML = oSettings.aoColumns[i].sTitle;
                        }
                    }
                    else {
                        nTh.parentNode.removeChild(nTh);
                        iCorrector++;
                    }
                }
            }
            else {
                /* We don't have a header in the DOM - so we are going to have to create one */
                var nTr = document.createElement("tr");

                for (i = 0, iLen = oSettings.aoColumns.length; i < iLen; i++) {
                    nTh = oSettings.aoColumns[i].nTh;
                    nTh.innerHTML = oSettings.aoColumns[i].sTitle;

                    if (oSettings.aoColumns[i].bVisible) {
                        if (oSettings.aoColumns[i].sClass !== null) {
                            nTh.className = oSettings.aoColumns[i].sClass;
                        }

                        if (oSettings.aoColumns[i].sWidth !== null) {
                            nTh.style.width = oSettings.aoColumns[i].sWidth;
                        }

                        nTr.appendChild(nTh);
                    }
                }
                $(oSettings.nTHead).html('')[0].appendChild(nTr);
            }

            /* Add the extra markup needed by jQuery UI's themes */
            if (oSettings.bJUI) {
                for (i = 0, iLen = oSettings.aoColumns.length; i < iLen; i++) {
                    oSettings.aoColumns[i].nTh.insertBefore(document.createElement('span'),
						oSettings.aoColumns[i].nTh.firstChild);
                }
            }

            /* Add sort listener */
            if (oSettings.oFeatures.bSort) {
                for (i = 0; i < oSettings.aoColumns.length; i++) {
                    if (oSettings.aoColumns[i].bSortable !== false) {
                        _fnSortAttachListener(oSettings, oSettings.aoColumns[i].nTh, i);
                    }
                    else {
                        $(oSettings.aoColumns[i].nTh).addClass(oSettings.oClasses.sSortableNone);
                    }
                }

                /* Take the brutal approach to cancelling text selection in header */
                $('th', oSettings.nTHead).mousedown(function (e) {
                    this.onselectstart = function () { return false; };
                    return false;
                });
            }

            /* Cache the footer elements */
            if (oSettings.nTFoot !== null) {
                iCorrector = 0;
                var nTfs = oSettings.nTFoot.getElementsByTagName('th');
                for (i = 0, iLen = nTfs.length; i < iLen; i++) {
                    if (typeof oSettings.aoColumns[i] != 'undefined') {
                        oSettings.aoColumns[i].nTf = nTfs[i - iCorrector];

                        if (oSettings.oClasses.sFooterTH !== "") {
                            oSettings.aoColumns[i].nTf.className += " " + oSettings.oClasses.sFooterTH;
                        }

                        if (!oSettings.aoColumns[i].bVisible) {
                            nTfs[i - iCorrector].parentNode.removeChild(nTfs[i - iCorrector]);
                            iCorrector++;
                        }
                    }
                }
            }
        }

        /*
        * Function: _fnDraw
        * Purpose:  Insert the required TR nodes into the table for display
        * Returns:  -
        * Inputs:   object:oSettings - dataTables settings object
        */
        function _fnDraw(oSettings) {
            var i, iLen;
            var anRows = [];
            var iRowCount = 0;
            var bRowError = false;
            var iStrips = oSettings.asStripClasses.length;
            var iOpenRows = oSettings.aoOpenRows.length;

            /* Check and see if we have an initial draw position from state saving */
            if (typeof oSettings.iInitDisplayStart != 'undefined' && oSettings.iInitDisplayStart != -1) {
                if (oSettings.oFeatures.bServerSide) {
                    oSettings._iDisplayStart = oSettings.iInitDisplayStart;
                }
                else {
                    oSettings._iDisplayStart = (oSettings.iInitDisplayStart >= oSettings.fnRecordsDisplay()) ?
						0 : oSettings.iInitDisplayStart;
                }
                oSettings.iInitDisplayStart = -1;
                _fnCalculateEnd(oSettings);
            }

            /* If we are dealing with Ajax - do it here */
            if (oSettings.oFeatures.bServerSide &&
			     !_fnAjaxUpdate(oSettings)) {
                return;
            }

            if (oSettings.aiDisplay.length !== 0) {
                var iStart = oSettings._iDisplayStart;
                var iEnd = oSettings._iDisplayEnd;

                if (oSettings.oFeatures.bServerSide) {
                    iStart = 0;
                    iEnd = oSettings.aoData.length;
                }

                for (var j = iStart; j < iEnd; j++) {
                    var aoData = oSettings.aoData[oSettings.aiDisplay[j]];
                    var nRow = aoData.nTr;

                    /* Remove the old stripping classes and then add the new one */
                    if (iStrips !== 0) {
                        var sStrip = oSettings.asStripClasses[iRowCount % iStrips];
                        if (aoData._sRowStripe != sStrip) {
                            $(nRow).removeClass(aoData._sRowStripe).addClass(sStrip);
                            aoData._sRowStripe = sStrip;
                        }
                    }

                    /* Custom row callback function - might want to manipule the row */
                    if (typeof oSettings.fnRowCallback == "function") {
                        nRow = oSettings.fnRowCallback.call(oSettings.oInstance, nRow,
							oSettings.aoData[oSettings.aiDisplay[j]]._aData, iRowCount, j);
                        if (!nRow && !bRowError) {
                            _fnLog(oSettings, 0, "A node was not returned by fnRowCallback");
                            bRowError = true;
                        }
                    }

                    anRows.push(nRow);
                    iRowCount++;

                    /* If there is an open row - and it is attached to this parent - attach it on redraw */
                    if (iOpenRows !== 0) {
                        for (var k = 0; k < iOpenRows; k++) {
                            if (nRow == oSettings.aoOpenRows[k].nParent) {
                                anRows.push(oSettings.aoOpenRows[k].nTr);
                            }
                        }
                    }
                }
            }
            else {
                /* Table is empty - create a row with an empty message in it */
                anRows[0] = document.createElement('tr');

                if (typeof oSettings.asStripClasses[0] != 'undefined') {
                    anRows[0].className = oSettings.asStripClasses[0];
                }

                var nTd = document.createElement('td');
                nTd.setAttribute('valign', "top");
                nTd.colSpan = _fnVisbleColumns(oSettings);
                nTd.className = oSettings.oClasses.sRowEmpty;
                if (typeof oSettings.oLanguage.sEmptyTable != 'undefined' &&
				     oSettings.fnRecordsTotal() === 0) {
                    nTd.innerHTML = oSettings.oLanguage.sEmptyTable;
                }
                else {
                    nTd.innerHTML = oSettings.oLanguage.sZeroRecords.replace(
						'_MAX_', oSettings.fnFormatNumber(oSettings.fnRecordsTotal()));
                }

                anRows[iRowCount].appendChild(nTd);
            }

            /* Callback the header and footer custom funcation if there is one */
            if (typeof oSettings.fnHeaderCallback == 'function') {
                oSettings.fnHeaderCallback.call(oSettings.oInstance, $('>tr', oSettings.nTHead)[0],
					_fnGetDataMaster(oSettings), oSettings._iDisplayStart, oSettings.fnDisplayEnd(),
					oSettings.aiDisplay);
            }

            if (typeof oSettings.fnFooterCallback == 'function') {
                oSettings.fnFooterCallback.call(oSettings.oInstance, $('>tr', oSettings.nTFoot)[0],
					_fnGetDataMaster(oSettings), oSettings._iDisplayStart, oSettings.fnDisplayEnd(),
					oSettings.aiDisplay);
            }

            /* 
            * Need to remove any old row from the display - note we can't just empty the tbody using
            * $().html('') since this will unbind the jQuery event handlers (even although the node 
            * still exists!) - equally we can't use innerHTML, since IE throws an exception.
            */
            var 
				nAddFrag = document.createDocumentFragment(),
				nRemoveFrag = document.createDocumentFragment(),
				nBodyPar, nTrs;

            if (oSettings.nTBody) {
                nBodyPar = oSettings.nTBody.parentNode;
                nRemoveFrag.appendChild(oSettings.nTBody);

                nTrs = oSettings.nTBody.childNodes;
                for (i = nTrs.length - 1; i >= 0; i--) {
                    nTrs[i].parentNode.removeChild(nTrs[i]);
                }

                /* Put the draw table into the dom */
                for (i = 0, iLen = anRows.length; i < iLen; i++) {
                    nAddFrag.appendChild(anRows[i]);
                }

                oSettings.nTBody.appendChild(nAddFrag);
                if (nBodyPar !== null) {
                    nBodyPar.appendChild(oSettings.nTBody);
                }
            }

            /* Perform certain DOM operations after the table has been drawn for the first time */
            if (typeof oSettings._bInitComplete == "undefined") {
                oSettings._bInitComplete = true;

                /* It is possible that some of the DOM created (particularly if custom) has padding etc
                * on it which means that the table size is more constrained that when we originally
                * measured it. As such we check here if this is the case, and correct if needed
                */
                if (oSettings.nTableWrapper != oSettings.nTable.parentNode &&
					$(oSettings.nTableWrapper).width() > $(oSettings.nTable.parentNode).width()) {
                    _fnAjustColumnSizing(oSettings);
                }

                /* Set an absolute width for the table such that pagination doesn't
                * cause the table to resize - disabled for now.
                */
                //if ( oSettings.oFeatures.bAutoWidth && oSettings.nTable.offsetWidth !== 0 )
                //{
                //	//oSettings.nTable.style.width = oSettings.nTable.offsetWidth+"px";
                //}
            }

            /* Call all required callback functions for the end of a draw */
            for (i = 0, iLen = oSettings.aoDrawCallback.length; i < iLen; i++) {
                oSettings.aoDrawCallback[i].fn.call(oSettings.oInstance, oSettings);
            }

            /* Draw is complete, sorting and filtering must be as well */
            oSettings.bSorted = false;
            oSettings.bFiltered = false;
        }

        /*
        * Function: _fnReDraw
        * Purpose:  Redraw the table - taking account of the various features which are enabled
        * Returns:  -
        * Inputs:   object:oSettings - dataTables settings object
        */
        function _fnReDraw(oSettings) {
            if (oSettings.oFeatures.bSort) {
                /* Sorting will refilter and draw for us */
                _fnSort(oSettings, oSettings.oPreviousSearch);
            }
            else if (oSettings.oFeatures.bFilter) {
                /* Filtering will redraw for us */
                _fnFilterComplete(oSettings, oSettings.oPreviousSearch);
            }
            else {
                _fnCalculateEnd(oSettings);
                _fnDraw(oSettings);
            }
        }

        /*
        * Function: _fnAjaxUpdate
        * Purpose:  Update the table using an Ajax call
        * Returns:  bool: block the table drawing or not
        * Inputs:   object:oSettings - dataTables settings object
        */
        function _fnAjaxUpdate(oSettings) {
            if (oSettings.bAjaxDataGet) {
                _fnProcessingDisplay(oSettings, true);
                var iColumns = oSettings.aoColumns.length;
                var aoData = [];
                var i;

                /* Paging and general */
                oSettings.iServerDraw++;
                aoData.push({ "name": "sEcho", "value": oSettings.iServerDraw });
                aoData.push({ "name": "iColumns", "value": iColumns });
                aoData.push({ "name": "sColumns", "value": _fnColumnOrdering(oSettings) });
                aoData.push({ "name": "iDisplayStart", "value": oSettings._iDisplayStart });
                aoData.push({ "name": "iDisplayLength", "value": oSettings.oFeatures.bPaginate !== false ?
					oSettings._iDisplayLength : -1
                });

                /* Filtering */
                if (oSettings.oFeatures.bFilter !== false) {
                    aoData.push({ "name": "sSearch", "value": oSettings.oPreviousSearch.sSearch });
                    aoData.push({ "name": "bRegex", "value": oSettings.oPreviousSearch.bRegex });
                    for (i = 0; i < iColumns; i++) {
                        aoData.push({ "name": "sSearch_" + i, "value": oSettings.aoPreSearchCols[i].sSearch });
                        aoData.push({ "name": "bRegex_" + i, "value": oSettings.aoPreSearchCols[i].bRegex });
                        aoData.push({ "name": "bSearchable_" + i, "value": oSettings.aoColumns[i].bSearchable });
                    }
                }

                /* Sorting */
                if (oSettings.oFeatures.bSort !== false) {
                    var iFixed = oSettings.aaSortingFixed !== null ? oSettings.aaSortingFixed.length : 0;
                    var iUser = oSettings.aaSorting.length;
                    aoData.push({ "name": "iSortingCols", "value": iFixed + iUser });
                    for (i = 0; i < iFixed; i++) {
                        aoData.push({ "name": "iSortCol_" + i, "value": oSettings.aaSortingFixed[i][0] });
                        aoData.push({ "name": "sSortDir_" + i, "value": oSettings.aaSortingFixed[i][1] });
                    }

                    for (i = 0; i < iUser; i++) {
                        aoData.push({ "name": "iSortCol_" + (i + iFixed), "value": oSettings.aaSorting[i][0] });
                        aoData.push({ "name": "sSortDir_" + (i + iFixed), "value": oSettings.aaSorting[i][1] });
                    }

                    for (i = 0; i < iColumns; i++) {
                        aoData.push({ "name": "bSortable_" + i, "value": oSettings.aoColumns[i].bSortable });
                    }
                }

                oSettings.fnServerData.call(oSettings.oInstance, oSettings.sAjaxSource, aoData,
					function (json) {
					    _fnAjaxUpdateDraw(oSettings, json);
					});
                return false;
            }
            else {
                return true;
            }
        }

        /*
        * Function: _fnAjaxUpdateDraw
        * Purpose:  Data the data from the server (nuking the old) and redraw the table
        * Returns:  -
        * Inputs:   object:oSettings - dataTables settings object
        *           object:json - json data return from the server.
        *             The following must be defined:
        *               iTotalRecords, iTotalDisplayRecords, aaData
        *             The following may be defined:
        *               sColumns
        */
        function _fnAjaxUpdateDraw(oSettings, json) {
            if (typeof json.sEcho != 'undefined') {
                /* Protect against old returns over-writing a new one. Possible when you get
                * very fast interaction, and later queires are completed much faster
                */
                if (json.sEcho * 1 < oSettings.iServerDraw) {
                    return;
                }
                else {
                    oSettings.iServerDraw = json.sEcho * 1;
                }
            }

            _fnClearTable(oSettings);
            oSettings._iRecordsTotal = json.iTotalRecords;
            oSettings._iRecordsDisplay = json.iTotalDisplayRecords;

            /* Determine if reordering is required */
            var sOrdering = _fnColumnOrdering(oSettings);
            var bReOrder = (typeof json.sColumns != 'undefined' && sOrdering !== "" && json.sColumns != sOrdering);
            if (bReOrder) {
                var aiIndex = _fnReOrderIndex(oSettings, json.sColumns);
            }

            for (var i = 0, iLen = json.aaData.length; i < iLen; i++) {
                if (bReOrder) {
                    /* If we need to re-order, then create a new array with the correct order and add it */
                    var aData = [];
                    for (var j = 0, jLen = oSettings.aoColumns.length; j < jLen; j++) {
                        aData.push(json.aaData[i][aiIndex[j]]);
                    }
                    _fnAddData(oSettings, aData);
                }
                else {
                    /* No re-order required, sever got it "right" - just straight add */
                    _fnAddData(oSettings, json.aaData[i]);
                }
            }
            oSettings.aiDisplay = oSettings.aiDisplayMaster.slice();

            oSettings.bAjaxDataGet = false;
            _fnDraw(oSettings);
            oSettings.bAjaxDataGet = true;
            _fnProcessingDisplay(oSettings, false);
        }


        /* * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * *
        * Section - Options (features) HTML
        */

        /*
        * Function: _fnAddOptionsHtml
        * Purpose:  Add the options to the page HTML for the table
        * Returns:  -
        * Inputs:   object:oSettings - dataTables settings object
        */
        function _fnAddOptionsHtml(oSettings) {
            /*
            * Create a temporary, empty, div which we can later on replace with what we have generated
            * we do it this way to rendering the 'options' html offline - speed :-)
            */
            var nHolding = document.createElement('div');
            oSettings.nTable.parentNode.insertBefore(nHolding, oSettings.nTable);

            /* 
            * All DataTables are wrapped in a div - this is not currently optional - backwards 
            * compatability. It can be removed if you don't want it.
            */
            oSettings.nTableWrapper = document.createElement('div');
            oSettings.nTableWrapper.className = oSettings.oClasses.sWrapper;
            if (oSettings.sTableId !== '') {
                oSettings.nTableWrapper.setAttribute('id', oSettings.sTableId + '_wrapper');
            }

            /* Track where we want to insert the option */
            var nInsertNode = oSettings.nTableWrapper;

            /* Loop over the user set positioning and place the elements as needed */
            var aDom = oSettings.sDom.split('');
            var nTmp, iPushFeature, cOption, nNewNode, cNext, sClass, j;
            for (var i = 0; i < aDom.length; i++) {
                iPushFeature = 0;
                cOption = aDom[i];

                if (cOption == '<') {
                    /* New container div */
                    nNewNode = document.createElement('div');

                    /* Check to see if we should append a class name to the container */
                    cNext = aDom[i + 1];
                    if (cNext == "'" || cNext == '"') {
                        sClass = "";
                        j = 2;
                        while (aDom[i + j] != cNext) {
                            sClass += aDom[i + j];
                            j++;
                        }

                        /* Replace jQuery UI constants */
                        if (sClass == "H") {
                            sClass = "fg-toolbar ui-widget-header ui-corner-tl ui-corner-tr ui-helper-clearfix";
                        }
                        else if (sClass == "F") {
                            sClass = "fg-toolbar ui-widget-header ui-corner-bl ui-corner-br ui-helper-clearfix";
                        }

                        nNewNode.className = sClass;
                        i += j; /* Move along the position array */
                    }

                    nInsertNode.appendChild(nNewNode);
                    nInsertNode = nNewNode;
                }
                else if (cOption == '>') {
                    /* End container div */
                    nInsertNode = nInsertNode.parentNode;
                }
                else if (cOption == 'l' && oSettings.oFeatures.bPaginate && oSettings.oFeatures.bLengthChange) {
                    /* Length */
                    nTmp = _fnFeatureHtmlLength(oSettings);
                    iPushFeature = 1;
                }
                else if (cOption == 'f' && oSettings.oFeatures.bFilter) {
                    /* Filter */
                    nTmp = _fnFeatureHtmlFilter(oSettings);
                    iPushFeature = 1;
                }
                else if (cOption == 'r' && oSettings.oFeatures.bProcessing) {
                    /* pRocessing */
                    nTmp = _fnFeatureHtmlProcessing(oSettings);
                    iPushFeature = 1;
                }
                else if (cOption == 't') {
                    /* Table */
                    nTmp = _fnFeatureHtmlTable(oSettings);
                    iPushFeature = 1;
                }
                else if (cOption == 'i' && oSettings.oFeatures.bInfo) {
                    /* Info */
                    nTmp = _fnFeatureHtmlInfo(oSettings);
                    iPushFeature = 1;
                }
                else if (cOption == 'p' && oSettings.oFeatures.bPaginate) {
                    /* Pagination */
                    nTmp = _fnFeatureHtmlPaginate(oSettings);
                    iPushFeature = 1;
                }
                else if (_oExt.aoFeatures.length !== 0) {
                    /* Plug-in features */
                    var aoFeatures = _oExt.aoFeatures;
                    for (var k = 0, kLen = aoFeatures.length; k < kLen; k++) {
                        if (cOption == aoFeatures[k].cFeature) {
                            nTmp = aoFeatures[k].fnInit(oSettings);
                            if (nTmp) {
                                iPushFeature = 1;
                            }
                            break;
                        }
                    }
                }

                /* Add to the 2D features array */
                if (iPushFeature == 1) {
                    if (typeof oSettings.aanFeatures[cOption] != 'object') {
                        oSettings.aanFeatures[cOption] = [];
                    }
                    oSettings.aanFeatures[cOption].push(nTmp);
                    nInsertNode.appendChild(nTmp);
                }
            }

            /* Built our DOM structure - replace the holding div with what we want */
            nHolding.parentNode.replaceChild(oSettings.nTableWrapper, nHolding);
        }


        /* * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * *
        * Section - Feature: Filtering
        */

        /*
        * Function: _fnFeatureHtmlTable
        * Purpose:  Add any control elements for the table - specifically scrolling
        * Returns:  node: - Node to add to the DOM
        * Inputs:   object:oSettings - dataTables settings object
        */
        function _fnFeatureHtmlTable(oSettings) {
            /* Chack if scrolling is enabled or not - if not then leave the DOM unaltered */
            if (oSettings.oScroll.sX === "" && oSettings.oScroll.sY === "") {
                return oSettings.nTable;
            }

            /*
            * The HTML structure that we want to generate in this function is:
            *  div - nScroller
            *    div - nScrollHead
            *      div - nScrollHeadInner
            *        table - nScrollHeadTable
            *          thead - nThead
            *    div - nScrollBody
            *      table - oSettings.nTable
            *        thead - nTheadSize
            *        tbody - nTbody
            *    div - nScrollFoot
            *      div - nScrollFootInner
            *        table - nScrollFootTable
            *          tfoot - nTfoot
            */
            var 
			 	nScroller = document.createElement('div'),
			 	nScrollHead = document.createElement('div'),
			 	nScrollHeadInner = document.createElement('div'),
			 	nScrollBody = document.createElement('div'),
			 	nScrollFoot = document.createElement('div'),
			 	nScrollFootInner = document.createElement('div'),
			 	nScrollHeadTable = oSettings.nTable.cloneNode(false),
			 	nScrollFootTable = oSettings.nTable.cloneNode(false),
				nThead = oSettings.nTable.getElementsByTagName('thead')[0],
			 	nTfoot = oSettings.nTable.getElementsByTagName('tfoot').length === 0 ? null :
					oSettings.nTable.getElementsByTagName('tfoot')[0],
				oClasses = (typeof oInit.bJQueryUI != 'undefined' && oInit.bJQueryUI) ?
			 		_oExt.oJUIClasses : _oExt.oStdClasses;

            nScrollHead.appendChild(nScrollHeadInner);
            nScrollFoot.appendChild(nScrollFootInner);
            nScrollBody.appendChild(oSettings.nTable);
            nScroller.appendChild(nScrollHead);
            nScroller.appendChild(nScrollBody);
            nScrollHeadInner.appendChild(nScrollHeadTable);
            nScrollHeadTable.appendChild(nThead);
            if (nTfoot !== null) {
                nScroller.appendChild(nScrollFoot);
                nScrollFootInner.appendChild(nScrollFootTable);
                nScrollFootTable.appendChild(nTfoot);
            }

            nScroller.className = oClasses.sScrollWrapper;
            nScrollHead.className = oClasses.sScrollHead;
            nScrollHeadInner.className = oClasses.sScrollHeadInner;
            nScrollBody.className = oClasses.sScrollBody;
            nScrollFoot.className = oClasses.sScrollFoot;
            nScrollFootInner.className = oClasses.sScrollFootInner;

            nScrollHead.style.overflow = "hidden";
            nScrollFoot.style.overflow = "hidden";
            nScrollBody.style.overflow = "auto";
            nScrollHead.style.border = "0";
            nScrollFoot.style.border = "0";
            nScrollHeadInner.style.width = "150%"; /* will be overwritten */

            /* Modify attributes to respect the clones */
            nScrollHeadTable.removeAttribute('id');
            nScrollHeadTable.style.marginLeft = "0";
            oSettings.nTable.style.marginLeft = "0";
            if (nTfoot !== null) {
                nScrollFootTable.removeAttribute('id');
                nScrollFootTable.style.marginLeft = "0";
            }

            /* Move any caption elements from the body to the header */
            var nCaptions = $('>caption', oSettings.nTable);
            for (var i = 0, iLen = nCaptions.length; i < iLen; i++) {
                nScrollHeadTable.appendChild(nCaptions[i]);
            }

            /*
            * Sizing
            */
            /* When xscrolling add the width and a scroller to move the header with the body */
            if (oSettings.oScroll.sX !== "") {
                nScrollHead.style.width = parseInt(oSettings.oScroll.sX, 10) == oSettings.oScroll.sX ?
					oSettings.oScroll.sX + "px" : oSettings.oScroll.sX;

                nScrollBody.style.width = parseInt(oSettings.oScroll.sX, 10) == oSettings.oScroll.sX ?
					oSettings.oScroll.sX + "px" : oSettings.oScroll.sX;

                if (nTfoot !== null) {
                    nScrollFoot.style.width = parseInt(oSettings.oScroll.sX, 10) == oSettings.oScroll.sX ?
						oSettings.oScroll.sX + "px" : oSettings.oScroll.sX;
                }

                /* When the body is scrolled, then we also want to scroll the headers */
                $(nScrollBody).scroll(function (e) {
                    nScrollHead.scrollLeft = this.scrollLeft;

                    if (nTfoot !== null) {
                        nScrollFoot.scrollLeft = this.scrollLeft;
                    }
                });
            }

            /* When yscrolling, add the height */
            if (oSettings.oScroll.sY !== "") {
                nScrollBody.style.height = parseInt(oSettings.oScroll.sY, 10) == oSettings.oScroll.sY ?
					oSettings.oScroll.sY + "px" : oSettings.oScroll.sY;
            }

            /*
            * Redraw - align columns across the tables
            */
            oSettings.aoDrawCallback.push({
                "fn": _fnScrollDraw,
                "sName": "scrolling"
            });

            oSettings.nScrollHead = nScrollHead;
            oSettings.nScrollFoot = nScrollFoot;

            return nScroller;
        }

        /*
        * Function: _fnScrollDraw
        * Purpose:  Update the various tables for resizing
        * Returns:  node: - Node to add to the DOM
        * Inputs:   object:o - dataTables settings object
        * Notes:    It's a bit of a pig this function, but basically the idea to:
        *   1. Re-create the table inside the scrolling div
        *   2. Take live measurements from the DOM
        *   3. Apply the measurements
        *   4. Clean up
        */
        function _fnScrollDraw(o) {
            var 
				nScrollHeadInner = o.nScrollHead.getElementsByTagName('div')[0],
				nScrollHeadTable = nScrollHeadInner.getElementsByTagName('table')[0],
				nScrollBody = o.nTable.parentNode,
				i, iLen, j, jLen, anHeadToSize, anHeadSizers, anFootSizers, anFootToSize, oStyle,
				iWidth, aApplied = [], iSanityWidth;

            /*
            * 1. Re-create the table inside the scrolling div
            */

            /* Remove the old minimised thead and tfoot elements in the inner table */
            var nTheadSize = o.nTable.getElementsByTagName('thead');
            if (nTheadSize.length > 0) {
                o.nTable.removeChild(nTheadSize[0]);
            }

            if (o.nTFoot !== null) {
                /* Remove the old minimised footer element in the cloned header */
                var nTfootSize = o.nTable.getElementsByTagName('tfoot');
                if (nTfootSize.length > 0) {
                    o.nTable.removeChild(nTfootSize[0]);
                }
            }

            /* Clone the current header and footer elements and then place it into the inner table */
            nTheadSize = o.nTHead.cloneNode(true);
            o.nTable.insertBefore(nTheadSize, o.nTable.childNodes[0]);

            if (o.nTFoot !== null) {
                nTfootSize = o.nTFoot.cloneNode(true);
                o.nTable.insertBefore(nTfootSize, o.nTable.childNodes[1]);
            }

            /*
            * 2. Take live measurements from the DOM - do not alter the DOM itself!
            */

            /* Remove old sizing and apply the calculated column widths
            * Get the unique column headers in the newly created (cloned) header. We want to apply the
            * calclated sizes to this header
            */
            var nThs = _fnGetUniqueThs(nTheadSize);
            for (i = 0, iLen = nThs.length; i < iLen; i++) {
                nThs[i].style.width = o.aoColumns[i].sWidth;
            }

            if (o.nTFoot !== null) {
                _fnApplyToChildren(function (n) {
                    n.style.width = "";
                }, nTfootSize.getElementsByTagName('tr'));
            }

            /* Size the table as a whole */
            iSanityWidth = $(o.nTable).outerWidth();
            if (o.oScroll.sX === "") {
                /* No x scrolling */
                o.nTable.style.width = "100%";
            }
            else {
                if (o.oScroll.sXInner !== "") {
                    /* x scroll inner has been given - use it */
                    o.nTable.style.width = _fnStringToCss(o.oScroll.sXInner);
                }
                else if (iSanityWidth == $(nScrollBody).width() &&
				   $(nScrollBody).height() < $(o.nTable).height()) {
                    /* There is y-scrolling - try to take account of the y scroll bar */
                    o.nTable.style.width = (iSanityWidth - o.iScrollWidth) + "px";
                    if ($(o.nTable).outerWidth() > iSanityWidth - o.iScrollWidth) {
                        /* Not possible to take account of it */
                        o.nTable.style.width = iSanityWidth + "px";
                    }
                }
                else {
                    /* All else fails */
                    o.nTable.style.width = iSanityWidth + "px";
                }
            }


            /* We want the hidden header to have zero height, so remove padding and borders. Then
            * set the width based on the real headers
            */
            anHeadToSize = o.nTHead.getElementsByTagName('tr');
            anHeadSizers = nTheadSize.getElementsByTagName('tr');

            _fnApplyToChildren(function (nSizer, nToSize) {
                oStyle = nSizer.style;
                oStyle.paddingTop = "0";
                oStyle.paddingBottom = "0";
                oStyle.borderTopWidth = "0";
                oStyle.borderBottomWidth = "0";
                oStyle.height = 0;

                iWidth = $(nSizer).width();
                nToSize.style.width = iWidth + "px";
                aApplied.push(iWidth);
            }, anHeadSizers, anHeadToSize);

            if (o.nTFoot !== null) {
                /* Clone the current footer and then place it into the body table as a "hidden header" */
                anFootSizers = nTfootSize.getElementsByTagName('tr');
                anFootToSize = o.nTFoot.getElementsByTagName('tr');

                _fnApplyToChildren(function (nSizer, nToSize) {
                    oStyle = nSizer.style;
                    oStyle.paddingTop = "0";
                    oStyle.paddingBottom = "0";
                    oStyle.borderTopWidth = "0";
                    oStyle.borderBottomWidth = "0";

                    iWidth = $(nSizer).width();
                    nToSize.style.width = iWidth + "px";
                    aApplied.push(iWidth);
                }, anFootSizers, anFootToSize);
            }

            /*
            * 3. Apply the measurements
            */

            /* "Hide" the header and footer that we used for the sizing. We want to also fix their width
            * to what they currently are
            */
            _fnApplyToChildren(function (nSizer) {
                nSizer.innerHTML = "";
                nSizer.style.width = aApplied.shift() + "px";
            }, anHeadSizers);

            if (o.nTFoot !== null) {
                _fnApplyToChildren(function (nSizer) {
                    nSizer.innerHTML = "";
                    nSizer.style.width = aApplied.shift() + "px";
                }, anFootSizers);
            }

            /* Sanity check that the table is of a sensible width. If not then we are going to get
            * misalignment
            */
            if ($(o.nTable).outerWidth() < iSanityWidth) {
                if (o.oScroll.sX === "") {
                    _fnLog(o, 1, "The table cannot fit into the current element which will cause column" +
						" misalignment. It is suggested that you enable x-scrolling or increase the width" +
						" the table has in which to be drawn");
                }
                else if (o.oScroll.sXInner !== "") {
                    _fnLog(o, 1, "The table cannot fit into the current element which will cause column" +
						" misalignment. It is suggested that you increase the sScrollXInner property to" +
						" allow it to draw in a larger area, or simply remove that parameter to allow" +
						" automatic calculation");
                }
            }


            /*
            * 4. Clean up
            */

            if (o.oScroll.sY === "") {
                /* IE7< puts a vertical scrollbar in place (when it shouldn't be) due to subtracting
                * the scrollbar height from the visible display, rather than adding it on. We need to
                * set the height in order to sort this. Don't want to do it in any other browsers.
                */
                if ($.browser.msie && $.browser.version <= 7) {
                    nScrollBody.style.height = (o.nTable.offsetHeight + o.iScrollWidth) + "px";
                }
            }

            if (o.oScroll.sY !== "" && o.oScroll.bCollapse) {
                nScrollBody.style.height = parseInt(o.oScroll.sY, 10) == o.oScroll.sY ?
					o.oScroll.sY + "px" : o.oScroll.sY;

                var iExtra = (o.oScroll.sX !== "" && o.nTable.offsetWidth > nScrollBody.offsetWidth) ?
				 	o.iScrollWidth : 0;
                if (o.nTable.offsetHeight < nScrollBody.offsetHeight) {
                    nScrollBody.style.height = ($(o.nTable).height() + iExtra) + "px";
                }
            }

            /* Finally set the width's of the header and footer tables */
            nScrollHeadTable.style.width = $(o.nTable).outerWidth() + "px";
            nScrollHeadInner.style.width = ($(o.nTable).outerWidth() + o.iScrollWidth) + "px";

            if (o.nTFoot !== null) {
                var 
					nScrollFootInner = o.nScrollFoot.getElementsByTagName('div')[0],
					nScrollFootTable = nScrollFootInner.getElementsByTagName('table')[0];

                nScrollFootInner.style.width = (o.nTable.offsetWidth + o.iScrollWidth) + "px";
                nScrollFootTable.style.width = o.nTable.offsetWidth + "px";
            }
        }

        /*
        * Function: _fnAjustColumnSizing
        * Purpose:  Ajust the table column widths for new data
        * Returns:  -
        * Inputs:   object:oSettings - dataTables settings object
        * Notes:    You would probably want to do a redraw after calling this function!
        */
        function _fnAjustColumnSizing(oSettings) {
            /* Not interested in doing column width calculation if autowidth is disabled */
            if (oSettings.oFeatures.bAutoWidth === false) {
                return false;
            }

            _fnCalculateColumnWidths(oSettings);
            for (var i = 0, iLen = oSettings.aoColumns.length; i < iLen; i++) {
                oSettings.aoColumns[i].nTh.style.width = oSettings.aoColumns[i].sWidth;
            }
        }


        /* * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * *
        * Section - Feature: Filtering
        */

        /*
        * Function: _fnFeatureHtmlFilter
        * Purpose:  Generate the node required for filtering text
        * Returns:  node
        * Inputs:   object:oSettings - dataTables settings object
        */
        function _fnFeatureHtmlFilter(oSettings) {
            var nFilter = document.createElement('div');
            if (oSettings.sTableId !== '' && typeof oSettings.aanFeatures.f == "undefined") {
                nFilter.setAttribute('id', oSettings.sTableId + '_filter');
            }
            nFilter.className = oSettings.oClasses.sFilter;
            var sSpace = oSettings.oLanguage.sSearch === "" ? "" : " ";
            nFilter.innerHTML = oSettings.oLanguage.sSearch + sSpace + '<input type="text" />';

            var jqFilter = $("input", nFilter);
            jqFilter.val(oSettings.oPreviousSearch.sSearch.replace('"', '&quot;'));
            jqFilter.keyup(function (e) {
                /* Update all other filter input elements for the new display */
                var n = oSettings.aanFeatures.f;
                for (var i = 0, iLen = n.length; i < iLen; i++) {
                    if (n[i] != this.parentNode) {
                        $('input', n[i]).val(this.value);
                    }
                }

                /* Now do the filter */
                _fnFilterComplete(oSettings, {
                    "sSearch": this.value,
                    "bRegex": oSettings.oPreviousSearch.bRegex,
                    "bSmart": oSettings.oPreviousSearch.bSmart
                });
            });

            jqFilter.keypress(function (e) {
                /* Prevent default */
                if (e.keyCode == 13) {
                    return false;
                }
            });

            return nFilter;
        }

        /*
        * Function: _fnFilterComplete
        * Purpose:  Filter the table using both the global filter and column based filtering
        * Returns:  -
        * Inputs:   object:oSettings - dataTables settings object
        *           object:oSearch: search information
        *           int:iForce - optional - force a research of the master array (1) or not (undefined or 0)
        */
        function _fnFilterComplete(oSettings, oInput, iForce) {
            /* Filter on everything */
            _fnFilter(oSettings, oInput.sSearch, iForce, oInput.bRegex, oInput.bSmart);

            /* Now do the individual column filter */
            for (var i = 0; i < oSettings.aoPreSearchCols.length; i++) {
                _fnFilterColumn(oSettings, oSettings.aoPreSearchCols[i].sSearch, i,
					oSettings.aoPreSearchCols[i].bRegex, oSettings.aoPreSearchCols[i].bSmart);
            }

            /* Custom filtering */
            if (_oExt.afnFiltering.length !== 0) {
                _fnFilterCustom(oSettings);
            }

            /* Tell the draw function we have been filtering */
            oSettings.bFiltered = true;

            /* Redraw the table */
            oSettings._iDisplayStart = 0;
            _fnCalculateEnd(oSettings);
            _fnDraw(oSettings);

            /* Rebuild search array 'offline' */
            _fnBuildSearchArray(oSettings, 0);
        }

        /*
        * Function: _fnFilterCustom
        * Purpose:  Apply custom filtering functions
        * Returns:  -
        * Inputs:   object:oSettings - dataTables settings object
        */
        function _fnFilterCustom(oSettings) {
            var afnFilters = _oExt.afnFiltering;
            for (var i = 0, iLen = afnFilters.length; i < iLen; i++) {
                var iCorrector = 0;
                for (var j = 0, jLen = oSettings.aiDisplay.length; j < jLen; j++) {
                    var iDisIndex = oSettings.aiDisplay[j - iCorrector];

                    /* Check if we should use this row based on the filtering function */
                    if (!afnFilters[i](oSettings, oSettings.aoData[iDisIndex]._aData, iDisIndex)) {
                        oSettings.aiDisplay.splice(j - iCorrector, 1);
                        iCorrector++;
                    }
                }
            }
        }

        /*
        * Function: _fnFilterColumn
        * Purpose:  Filter the table on a per-column basis
        * Returns:  -
        * Inputs:   object:oSettings - dataTables settings object
        *           string:sInput - string to filter on
        *           int:iColumn - column to filter
        *           bool:bRegex - treat search string as a regular expression or not
        *           bool:bSmart - use smart filtering or not
        */
        function _fnFilterColumn(oSettings, sInput, iColumn, bRegex, bSmart) {
            if (sInput === "") {
                return;
            }

            var iIndexCorrector = 0;
            var rpSearch = _fnFilterCreateSearch(sInput, bRegex, bSmart);

            for (var i = oSettings.aiDisplay.length - 1; i >= 0; i--) {
                var sData = _fnDataToSearch(oSettings.aoData[oSettings.aiDisplay[i]]._aData[iColumn],
					oSettings.aoColumns[iColumn].sType);
                if (!rpSearch.test(sData)) {
                    oSettings.aiDisplay.splice(i, 1);
                    iIndexCorrector++;
                }
            }
        }

        /*
        * Function: _fnFilter
        * Purpose:  Filter the data table based on user input and draw the table
        * Returns:  -
        * Inputs:   object:oSettings - dataTables settings object
        *           string:sInput - string to filter on
        *           int:iForce - optional - force a research of the master array (1) or not (undefined or 0)
        *           bool:bRegex - treat as a regular expression or not
        *           bool:bSmart - perform smart filtering or not
        */
        function _fnFilter(oSettings, sInput, iForce, bRegex, bSmart) {
            var i;
            var rpSearch = _fnFilterCreateSearch(sInput, bRegex, bSmart);

            /* Check if we are forcing or not - optional parameter */
            if (typeof iForce == 'undefined' || iForce === null) {
                iForce = 0;
            }

            /* Need to take account of custom filtering functions - always filter */
            if (_oExt.afnFiltering.length !== 0) {
                iForce = 1;
            }

            /*
            * If the input is blank - we want the full data set
            */
            if (sInput.length <= 0) {
                oSettings.aiDisplay.splice(0, oSettings.aiDisplay.length);
                oSettings.aiDisplay = oSettings.aiDisplayMaster.slice();
            }
            else {
                /*
                * We are starting a new search or the new search string is smaller 
                * then the old one (i.e. delete). Search from the master array
                */
                if (oSettings.aiDisplay.length == oSettings.aiDisplayMaster.length ||
					   oSettings.oPreviousSearch.sSearch.length > sInput.length || iForce == 1 ||
					   sInput.indexOf(oSettings.oPreviousSearch.sSearch) !== 0) {
                    /* Nuke the old display array - we are going to rebuild it */
                    oSettings.aiDisplay.splice(0, oSettings.aiDisplay.length);

                    /* Force a rebuild of the search array */
                    _fnBuildSearchArray(oSettings, 1);

                    /* Search through all records to populate the search array
                    * The the oSettings.aiDisplayMaster and asDataSearch arrays have 1 to 1 
                    * mapping
                    */
                    for (i = 0; i < oSettings.aiDisplayMaster.length; i++) {
                        if (rpSearch.test(oSettings.asDataSearch[i])) {
                            oSettings.aiDisplay.push(oSettings.aiDisplayMaster[i]);
                        }
                    }
                }
                else {
                    /* Using old search array - refine it - do it this way for speed
                    * Don't have to search the whole master array again
                    */
                    var iIndexCorrector = 0;

                    /* Search the current results */
                    for (i = 0; i < oSettings.asDataSearch.length; i++) {
                        if (!rpSearch.test(oSettings.asDataSearch[i])) {
                            oSettings.aiDisplay.splice(i - iIndexCorrector, 1);
                            iIndexCorrector++;
                        }
                    }
                }
            }
            oSettings.oPreviousSearch.sSearch = sInput;
            oSettings.oPreviousSearch.bRegex = bRegex;
            oSettings.oPreviousSearch.bSmart = bSmart;
        }

        /*
        * Function: _fnBuildSearchArray
        * Purpose:  Create an array which can be quickly search through
        * Returns:  -
        * Inputs:   object:oSettings - dataTables settings object
        *           int:iMaster - use the master data array - optional
        */
        function _fnBuildSearchArray(oSettings, iMaster) {
            /* Clear out the old data */
            oSettings.asDataSearch.splice(0, oSettings.asDataSearch.length);

            var nTmp = document.createElement('div');
            var aArray = (typeof iMaster != 'undefined' && iMaster == 1) ?
			 	oSettings.aiDisplayMaster : oSettings.aiDisplay;

            for (var i = 0, iLen = aArray.length; i < iLen; i++) {
                oSettings.asDataSearch[i] = '';
                for (var j = 0, jLen = oSettings.aoColumns.length; j < jLen; j++) {
                    if (oSettings.aoColumns[j].bSearchable) {
                        var sData = oSettings.aoData[aArray[i]]._aData[j];
                        oSettings.asDataSearch[i] += _fnDataToSearch(sData, oSettings.aoColumns[j].sType) + '  ';
                    }
                }

                /* If it looks like there is an HTML entity in the string, attempt to decode it */
                if (oSettings.asDataSearch[i].indexOf('&') !== -1) {
                    nTmp.innerHTML = oSettings.asDataSearch[i];
                    oSettings.asDataSearch[i] = nTmp.textContent ? nTmp.textContent : nTmp.innerText;
                }
            }
        }

        /*
        * Function: _fnFilterCreateSearch
        * Purpose:  Build a regular expression object suitable for searching a table
        * Returns:  RegExp: - constructed object
        * Inputs:   string:sSearch - string to search for
        *           bool:bRegex - treat as a regular expression or not
        *           bool:bSmart - perform smart filtering or not
        */
        function _fnFilterCreateSearch(sSearch, bRegex, bSmart) {
            var asSearch, sRegExpString;

            if (bSmart) {
                /* Generate the regular expression to use. Something along the lines of:
                * ^(?=.*?\bone\b)(?=.*?\btwo\b)(?=.*?\bthree\b).*$
                */
                asSearch = bRegex ? sSearch.split(' ') : _fnEscapeRegex(sSearch).split(' ');
                sRegExpString = '^(?=.*?' + asSearch.join(')(?=.*?') + ').*$';
                return new RegExp(sRegExpString, "i");
            }
            else {
                sSearch = bRegex ? sSearch : _fnEscapeRegex(sSearch);
                return new RegExp(sSearch, "i");
            }
        }

        /*
        * Function: _fnDataToSearch
        * Purpose:  Convert raw data into something that the user can search on
        * Returns:  string: - search string
        * Inputs:   string:sData - data to be modified
        *           string:sType - data type
        */
        function _fnDataToSearch(sData, sType) {
            if (typeof _oExt.ofnSearch[sType] == "function") {
                return _oExt.ofnSearch[sType](sData);
            }
            else if (sType == "html") {
                return sData.replace(/\n/g, " ").replace(/<.*?>/g, "");
            }
            else if (typeof sData == "string") {
                return sData.replace(/\n/g, " ");
            }
            return sData;
        }


        /* * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * *
        * Section - Feature: Sorting
        */

        /*
        * Function: _fnSort
        * Purpose:  Change the order of the table
        * Returns:  -
        * Inputs:   object:oSettings - dataTables settings object
        *           bool:bApplyClasses - optional - should we apply classes or not
        * Notes:    We always sort the master array and then apply a filter again
        *   if it is needed. This probably isn't optimal - but atm I can't think
        *   of any other way which is (each has disadvantages). we want to sort aiDisplayMaster - 
        *   but according to aoData[]._aData
        */
        function _fnSort(oSettings, bApplyClasses) {
            var aaSort = [];
            var oSort = _oExt.oSort;
            var aoData = oSettings.aoData;
            var iDataSort;
            var iDataType;
            var i, j, jLen;

            /* No sorting required if server-side or no sorting array */
            if (!oSettings.oFeatures.bServerSide &&
				(oSettings.aaSorting.length !== 0 || oSettings.aaSortingFixed !== null)) {
                if (oSettings.aaSortingFixed !== null) {
                    aaSort = oSettings.aaSortingFixed.concat(oSettings.aaSorting);
                }
                else {
                    aaSort = oSettings.aaSorting.slice();
                }

                /* If there is a sorting data type, and a fuction belonging to it, then we need to
                * get the data from the developer's function and apply it for this column
                */
                for (i = 0; i < aaSort.length; i++) {
                    var iColumn = aaSort[i][0];
                    var iVisColumn = _fnColumnIndexToVisible(oSettings, iColumn);
                    var sDataType = oSettings.aoColumns[iColumn].sSortDataType;
                    if (typeof _oExt.afnSortData[sDataType] != 'undefined') {
                        var aData = _oExt.afnSortData[sDataType](oSettings, iColumn, iVisColumn);
                        for (j = 0, jLen = aoData.length; j < jLen; j++) {
                            aoData[j]._aData[iColumn] = aData[j];
                        }
                    }
                }

                /* DataTables offers two different methods for doing the 2D array sorting over multiple
                * columns. The first is to construct a function dynamically, and then evaluate and run
                * the function, while the second has no need for evalulation, but is a little bit slower.
                * This is used for environments which do not allow eval() for code execuation such as AIR
                */
                if (!window.runtime) {
                    /* Dynamically created sorting function. Based on the information that we have, we can
                    * create a sorting function as if it were specifically written for this sort. Here we
                    * want to build a function something like (for two column sorting):
                    *  fnLocalSorting = function(a,b){
                    *  	var iTest;
                    *  	iTest = oSort['string-asc']('data11', 'data12');
                    *  	if (iTest === 0)
                    *  		iTest = oSort['numeric-desc']('data21', 'data22');
                    *  		if (iTest === 0)
                    *  			return oSort['numeric-desc'](1,2);
                    *  	return iTest;
                    *  }
                    * So basically we have a test for each column, and if that column matches, test the
                    * next one. If all columns match, then we use a numeric sort on the position the two
                    * row have in the original data array in order to provide a stable sort.
                    *
                    * Note that for use with the Closure compiler, we need to be very careful how we deal 
                    * with this eval. Closure will rename all of our local variables, resutling in breakage
                    * if the variables in the eval don't also reflect this. For this reason, we need to use
                    * 'this' to store the variables we need in the eval, so we can control them. A little
                    * nasty, but well worth it for using Closure.
                    */
                    this.ClosureDataTables = {
                        "fn": function () { },
                        "data": aoData,
                        "sort": _oExt.oSort
                    };
                    var sDynamicSort = "this.ClosureDataTables.fn = function(a,b){" +
						"var iTest, oSort=this.ClosureDataTables.sort, " +
						"aoData=this.ClosureDataTables.data;";

                    for (i = 0; i < aaSort.length - 1; i++) {
                        iDataSort = oSettings.aoColumns[aaSort[i][0]].iDataSort;
                        iDataType = oSettings.aoColumns[iDataSort].sType;
                        sDynamicSort += "iTest = oSort['" + iDataType + "-" + aaSort[i][1] + "']" +
							"( aoData[a]._aData[" + iDataSort + "], aoData[b]._aData[" + iDataSort + "] ); if ( iTest === 0 )";
                    }

                    if (aaSort.length > 0) {
                        iDataSort = oSettings.aoColumns[aaSort[aaSort.length - 1][0]].iDataSort;
                        iDataType = oSettings.aoColumns[iDataSort].sType;
                        sDynamicSort += "iTest = oSort['" + iDataType + "-" + aaSort[aaSort.length - 1][1] + "']" +
							"( aoData[a]._aData[" + iDataSort + "], aoData[b]._aData[" + iDataSort + "] );" +
							"if (iTest===0) return oSort['numeric-" + aaSort[aaSort.length - 1][1] + "'](a, b); " +
							"return iTest;}";

                        /* The eval has to be done to a variable for IE */
                        eval(sDynamicSort);
                        oSettings.aiDisplayMaster.sort(this.ClosureDataTables.fn);
                    }
                    this.ClosureDataTables = undefined;
                }
                else {
                    /*
                    * Non-eval() sorting (AIR and other environments which doesn't allow code in eval()
                    * Note that for reasonable sized data sets this method is around 1.5 times slower than
                    * the eval above (hence why it is not used all the time). Oddly enough, it is ever so
                    * slightly faster for very small sets (presumably the eval has overhead).
                    *   Single column (1083 records) - eval: 32mS   AIR: 38mS
                    *   Two columns (1083 records) -   eval: 55mS   AIR: 66mS
                    */

                    /* Build a cached array so the sort doesn't have to process this stuff on every call */
                    var aAirSort = [];
                    var iLen = aaSort.length;
                    for (i = 0; i < iLen; i++) {
                        iDataSort = oSettings.aoColumns[aaSort[i][0]].iDataSort;
                        aAirSort.push([
							iDataSort,
							oSettings.aoColumns[iDataSort].sType + '-' + aaSort[i][1]
						]);
                    }

                    oSettings.aiDisplayMaster.sort(function (a, b) {
                        var iTest;
                        for (var i = 0; i < iLen; i++) {
                            iTest = oSort[aAirSort[i][1]](aoData[a]._aData[aAirSort[i][0]], aoData[b]._aData[aAirSort[i][0]]);
                            if (iTest !== 0) {
                                return iTest;
                            }
                        }
                        return 0;
                    });
                }
            }

            /* Alter the sorting classes to take account of the changes */
            if (typeof bApplyClasses == 'undefined' || bApplyClasses) {
                _fnSortingClasses(oSettings);
            }

            /* Tell the draw function that we have sorted the data */
            oSettings.bSorted = true;

            /* Copy the master data into the draw array and re-draw */
            if (oSettings.oFeatures.bFilter) {
                /* _fnFilter() will redraw the table for us */
                _fnFilterComplete(oSettings, oSettings.oPreviousSearch, 1);
            }
            else {
                oSettings.aiDisplay = oSettings.aiDisplayMaster.slice();
                oSettings._iDisplayStart = 0; /* reset display back to page 0 */
                _fnCalculateEnd(oSettings);
                _fnDraw(oSettings);
            }
        }

        /*
        * Function: _fnSortAttachListener
        * Purpose:  Attach a sort handler (click) to a node
        * Returns:  -
        * Inputs:   object:oSettings - dataTables settings object
        *           node:nNode - node to attach the handler to
        *           int:iDataIndex - column sorting index
        *           function:fnCallback - callback function - optional
        */
        function _fnSortAttachListener(oSettings, nNode, iDataIndex, fnCallback) {
            $(nNode).click(function (e) {
                /* If the column is not sortable - don't to anything */
                if (oSettings.aoColumns[iDataIndex].bSortable === false) {
                    return;
                }

                /*
                * This is a little bit odd I admit... I declare a temporary function inside the scope of
                * _fnDrawHead and the click handler in order that the code presented here can be used 
                * twice - once for when bProcessing is enabled, and another time for when it is 
                * disabled, as we need to perform slightly different actions.
                *   Basically the issue here is that the Javascript engine in modern browsers don't 
                * appear to allow the rendering engine to update the display while it is still excuting
                * it's thread (well - it does but only after long intervals). This means that the 
                * 'processing' display doesn't appear for a table sort. To break the js thread up a bit
                * I force an execution break by using setTimeout - but this breaks the expected 
                * thread continuation for the end-developer's point of view (their code would execute
                * too early), so we on;y do it when we absolutely have to.
                */
                var fnInnerSorting = function () {
                    var iColumn, iNextSort;

                    /* If the shift key is pressed then we are multipe column sorting */
                    if (e.shiftKey) {
                        /* Are we already doing some kind of sort on this column? */
                        var bFound = false;
                        for (var i = 0; i < oSettings.aaSorting.length; i++) {
                            if (oSettings.aaSorting[i][0] == iDataIndex) {
                                bFound = true;
                                iColumn = oSettings.aaSorting[i][0];
                                iNextSort = oSettings.aaSorting[i][2] + 1;

                                if (typeof oSettings.aoColumns[iColumn].asSorting[iNextSort] == 'undefined') {
                                    /* Reached the end of the sorting options, remove from multi-col sort */
                                    oSettings.aaSorting.splice(i, 1);
                                }
                                else {
                                    /* Move onto next sorting direction */
                                    oSettings.aaSorting[i][1] = oSettings.aoColumns[iColumn].asSorting[iNextSort];
                                    oSettings.aaSorting[i][2] = iNextSort;
                                }
                                break;
                            }
                        }

                        /* No sort yet - add it in */
                        if (bFound === false) {
                            oSettings.aaSorting.push([iDataIndex,
								oSettings.aoColumns[iDataIndex].asSorting[0], 0]);
                        }
                    }
                    else {
                        /* If no shift key then single column sort */
                        if (oSettings.aaSorting.length == 1 && oSettings.aaSorting[0][0] == iDataIndex) {
                            iColumn = oSettings.aaSorting[0][0];
                            iNextSort = oSettings.aaSorting[0][2] + 1;
                            if (typeof oSettings.aoColumns[iColumn].asSorting[iNextSort] == 'undefined') {
                                iNextSort = 0;
                            }
                            oSettings.aaSorting[0][1] = oSettings.aoColumns[iColumn].asSorting[iNextSort];
                            oSettings.aaSorting[0][2] = iNextSort;
                        }
                        else {
                            oSettings.aaSorting.splice(0, oSettings.aaSorting.length);
                            oSettings.aaSorting.push([iDataIndex,
								oSettings.aoColumns[iDataIndex].asSorting[0], 0]);
                        }
                    }

                    /* Run the sort */
                    _fnSort(oSettings);
                }; /* /fnInnerSorting */

                if (!oSettings.oFeatures.bProcessing) {
                    fnInnerSorting();
                }
                else {
                    _fnProcessingDisplay(oSettings, true);
                    setTimeout(function () {
                        fnInnerSorting();
                        if (!oSettings.oFeatures.bServerSide) {
                            _fnProcessingDisplay(oSettings, false);
                        }
                    }, 0);
                }

                /* Call the user specified callback function - used for async user interaction */
                if (typeof fnCallback == 'function') {
                    fnCallback(oSettings);
                }
            });
        }

        /*
        * Function: _fnSortingClasses
        * Purpose:  Set the sortting classes on the header
        * Returns:  -
        * Inputs:   object:oSettings - dataTables settings object
        * Notes:    It is safe to call this function when bSort is false
        */
        function _fnSortingClasses(oSettings) {
            var i, iLen, j, jLen, iFound;
            var aaSort, sClass;
            var iColumns = oSettings.aoColumns.length;
            var oClasses = oSettings.oClasses;

            for (i = 0; i < iColumns; i++) {
                if (oSettings.aoColumns[i].bSortable) {
                    $(oSettings.aoColumns[i].nTh).removeClass(oClasses.sSortAsc + " " + oClasses.sSortDesc +
				 		" " + oSettings.aoColumns[i].sSortingClass);
                }
            }

            if (oSettings.aaSortingFixed !== null) {
                aaSort = oSettings.aaSortingFixed.concat(oSettings.aaSorting);
            }
            else {
                aaSort = oSettings.aaSorting.slice();
            }

            /* Apply the required classes to the header */
            for (i = 0; i < oSettings.aoColumns.length; i++) {
                if (oSettings.aoColumns[i].bSortable) {
                    sClass = oSettings.aoColumns[i].sSortingClass;
                    iFound = -1;
                    for (j = 0; j < aaSort.length; j++) {
                        if (aaSort[j][0] == i) {
                            sClass = (aaSort[j][1] == "asc") ?
								oClasses.sSortAsc : oClasses.sSortDesc;
                            iFound = j;
                            break;
                        }
                    }
                    $(oSettings.aoColumns[i].nTh).addClass(sClass);

                    if (oSettings.bJUI) {
                        /* jQuery UI uses extra markup */
                        var jqSpan = $("span", oSettings.aoColumns[i].nTh);
                        jqSpan.removeClass(oClasses.sSortJUIAsc + " " + oClasses.sSortJUIDesc + " " +
							oClasses.sSortJUI + " " + oClasses.sSortJUIAscAllowed + " " + oClasses.sSortJUIDescAllowed);

                        var sSpanClass;
                        if (iFound == -1) {
                            sSpanClass = oSettings.aoColumns[i].sSortingClassJUI;
                        }
                        else if (aaSort[iFound][1] == "asc") {
                            sSpanClass = oClasses.sSortJUIAsc;
                        }
                        else {
                            sSpanClass = oClasses.sSortJUIDesc;
                        }

                        jqSpan.addClass(sSpanClass);
                    }
                }
                else {
                    /* No sorting on this column, so add the base class. This will have been assigned by
                    * _fnAddColumn
                    */
                    $(oSettings.aoColumns[i].nTh).addClass(oSettings.aoColumns[i].sSortingClass);
                }
            }

            /* 
            * Apply the required classes to the table body
            * Note that this is given as a feature switch since it can significantly slow down a sort
            * on large data sets (adding and removing of classes is always slow at the best of times..)
            * Further to this, note that this code is admitadly fairly ugly. It could be made a lot 
            * simpiler using jQuery selectors and add/removeClass, but that is significantly slower
            * (on the order of 5 times slower) - hence the direct DOM manipulation here.
            */
            sClass = oClasses.sSortColumn;

            if (oSettings.oFeatures.bSort && oSettings.oFeatures.bSortClasses) {
                var nTds = _fnGetTdNodes(oSettings);

                /* Remove the old classes */
                if (nTds.length >= iColumns) {
                    for (i = 0; i < iColumns; i++) {
                        if (nTds[i].className.indexOf(sClass + "1") != -1) {
                            for (j = 0, jLen = (nTds.length / iColumns); j < jLen; j++) {
                                nTds[(iColumns * j) + i].className =
									nTds[(iColumns * j) + i].className.replace(" " + sClass + "1", "");
                            }
                        }
                        else if (nTds[i].className.indexOf(sClass + "2") != -1) {
                            for (j = 0, jLen = (nTds.length / iColumns); j < jLen; j++) {
                                nTds[(iColumns * j) + i].className =
									nTds[(iColumns * j) + i].className.replace(" " + sClass + "2", "");
                            }
                        }
                        else if (nTds[i].className.indexOf(sClass + "3") != -1) {
                            for (j = 0, jLen = (nTds.length / iColumns); j < jLen; j++) {
                                nTds[(iColumns * j) + i].className =
									nTds[(iColumns * j) + i].className.replace(" " + sClass + "3", "");
                            }
                        }
                    }
                }

                /* Add the new classes to the table */
                var iClass = 1, iTargetCol;
                for (i = 0; i < aaSort.length; i++) {
                    iTargetCol = parseInt(aaSort[i][0], 10);
                    for (j = 0, jLen = (nTds.length / iColumns); j < jLen; j++) {
                        nTds[(iColumns * j) + iTargetCol].className += " " + sClass + iClass;
                    }

                    if (iClass < 3) {
                        iClass++;
                    }
                }
            }
        }


        /* * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * *
        * Section - Feature: Pagination. Note that most of the paging logic is done in 
        * _oExt.oPagination
        */

        /*
        * Function: _fnFeatureHtmlPaginate
        * Purpose:  Generate the node required for default pagination
        * Returns:  node
        * Inputs:   object:oSettings - dataTables settings object
        */
        function _fnFeatureHtmlPaginate(oSettings) {
            var nPaginate = document.createElement('div');
            nPaginate.className = oSettings.oClasses.sPaging + oSettings.sPaginationType;

            _oExt.oPagination[oSettings.sPaginationType].fnInit(oSettings, nPaginate,
				function (oSettings) {
				    _fnCalculateEnd(oSettings);
				    _fnDraw(oSettings);
				}
			);

            /* Add a draw callback for the pagination on first instance, to update the paging display */
            if (typeof oSettings.aanFeatures.p == "undefined") {
                oSettings.aoDrawCallback.push({
                    "fn": function (oSettings) {
                        _oExt.oPagination[oSettings.sPaginationType].fnUpdate(oSettings, function (oSettings) {
                            _fnCalculateEnd(oSettings);
                            _fnDraw(oSettings);
                        });
                    },
                    "sName": "pagination"
                });
            }
            return nPaginate;
        }

        /*
        * Function: _fnPageChange
        * Purpose:  Alter the display settings to change the page
        * Returns:  bool:true - page has changed, false - no change (no effect) eg 'first' on page 1
        * Inputs:   object:oSettings - dataTables settings object
        *           string:sAction - paging action to take: "first", "previous", "next" or "last"
        */
        function _fnPageChange(oSettings, sAction) {
            var iOldStart = oSettings._iDisplayStart;

            if (sAction == "first") {
                oSettings._iDisplayStart = 0;
            }
            else if (sAction == "previous") {
                oSettings._iDisplayStart = oSettings._iDisplayLength >= 0 ?
					oSettings._iDisplayStart - oSettings._iDisplayLength :
					0;

                /* Correct for underrun */
                if (oSettings._iDisplayStart < 0) {
                    oSettings._iDisplayStart = 0;
                }
            }
            else if (sAction == "next") {
                if (oSettings._iDisplayLength >= 0) {
                    /* Make sure we are not over running the display array */
                    if (oSettings._iDisplayStart + oSettings._iDisplayLength < oSettings.fnRecordsDisplay()) {
                        oSettings._iDisplayStart += oSettings._iDisplayLength;
                    }
                }
                else {
                    oSettings._iDisplayStart = 0;
                }
            }
            else if (sAction == "last") {
                if (oSettings._iDisplayLength >= 0) {
                    var iPages = parseInt((oSettings.fnRecordsDisplay() - 1) / oSettings._iDisplayLength, 10) + 1;
                    oSettings._iDisplayStart = (iPages - 1) * oSettings._iDisplayLength;
                }
                else {
                    oSettings._iDisplayStart = 0;
                }
            }
            else {
                _fnLog(oSettings, 0, "Unknown paging action: " + sAction);
            }

            return iOldStart != oSettings._iDisplayStart;
        }


        /* * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * *
        * Section - Feature: HTML info
        */

        /*
        * Function: _fnFeatureHtmlInfo
        * Purpose:  Generate the node required for the info display
        * Returns:  node
        * Inputs:   object:oSettings - dataTables settings object
        */
        function _fnFeatureHtmlInfo(oSettings) {
            var nInfo = document.createElement('div');
            nInfo.className = oSettings.oClasses.sInfo;

            /* Actions that are to be taken once only for this feature */
            if (typeof oSettings.aanFeatures.i == "undefined") {
                /* Add draw callback */
                oSettings.aoDrawCallback.push({
                    "fn": _fnUpdateInfo,
                    "sName": "information"
                });

                /* Add id */
                if (oSettings.sTableId !== '') {
                    nInfo.setAttribute('id', oSettings.sTableId + '_info');
                }
            }

            return nInfo;
        }

        /*
        * Function: _fnUpdateInfo
        * Purpose:  Update the information elements in the display
        * Returns:  -
        * Inputs:   object:oSettings - dataTables settings object
        */
        function _fnUpdateInfo(oSettings) {
            /* Show information about the table */
            if (!oSettings.oFeatures.bInfo || oSettings.aanFeatures.i.length === 0) {
                return;
            }

            var jqFirst = $(oSettings.aanFeatures.i[0]);
            var 
				sMax = oSettings.fnFormatNumber(oSettings.fnRecordsTotal()),
				sStart = oSettings.fnFormatNumber(oSettings._iDisplayStart + 1),
				sEnd = oSettings.fnFormatNumber(oSettings.fnDisplayEnd()),
				sTotal = oSettings.fnFormatNumber(oSettings.fnRecordsDisplay());

            if (oSettings.fnRecordsDisplay() === 0 &&
				   oSettings.fnRecordsDisplay() == oSettings.fnRecordsTotal()) {
                /* Empty record set */
                jqFirst.html(oSettings.oLanguage.sInfoEmpty + oSettings.oLanguage.sInfoPostFix);
            }
            else if (oSettings.fnRecordsDisplay() === 0) {
                /* Rmpty record set after filtering */
                jqFirst.html(oSettings.oLanguage.sInfoEmpty + ' ' +
					oSettings.oLanguage.sInfoFiltered.replace('_MAX_', sMax) +
						oSettings.oLanguage.sInfoPostFix);
            }
            else if (oSettings.fnRecordsDisplay() == oSettings.fnRecordsTotal()) {
                /* Normal record set */
                jqFirst.html(oSettings.oLanguage.sInfo.
						replace('_START_', sStart).
						replace('_END_', sEnd).
						replace('_TOTAL_', sTotal) +
					oSettings.oLanguage.sInfoPostFix);
            }
            else {
                /* Record set after filtering */
                jqFirst.html(oSettings.oLanguage.sInfo.
						replace('_START_', sStart).
						replace('_END_', sEnd).
						replace('_TOTAL_', sTotal) + ' ' +
					oSettings.oLanguage.sInfoFiltered.replace('_MAX_',
						oSettings.fnFormatNumber(oSettings.fnRecordsTotal())) +
					oSettings.oLanguage.sInfoPostFix);
            }

            /* No point in recalculating for the other info elements, just copy the first one in */
            var n = oSettings.aanFeatures.i;
            if (n.length > 1) {
                var sInfo = jqFirst.html();
                for (var i = 1, iLen = n.length; i < iLen; i++) {
                    $(n[i]).html(sInfo);
                }
            }
        }


        /* * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * *
        * Section - Feature: Length change
        */

        /*
        * Function: _fnFeatureHtmlLength
        * Purpose:  Generate the node required for user display length changing
        * Returns:  node
        * Inputs:   object:oSettings - dataTables settings object
        */
        function _fnFeatureHtmlLength(oSettings) {
            /* This can be overruled by not using the _MENU_ var/macro in the language variable */
            var sName = (oSettings.sTableId === "") ? "" : 'name="' + oSettings.sTableId + '_length"';
            var sStdMenu = '<select size="1" ' + sName + '>';
            var i, iLen;

            if (oSettings.aLengthMenu.length == 2 && typeof oSettings.aLengthMenu[0] == 'object' &&
					typeof oSettings.aLengthMenu[1] == 'object') {
                for (i = 0, iLen = oSettings.aLengthMenu[0].length; i < iLen; i++) {
                    sStdMenu += '<option value="' + oSettings.aLengthMenu[0][i] + '">' +
						oSettings.aLengthMenu[1][i] + '</option>';
                }
            }
            else {
                for (i = 0, iLen = oSettings.aLengthMenu.length; i < iLen; i++) {
                    sStdMenu += '<option value="' + oSettings.aLengthMenu[i] + '">' +
						oSettings.aLengthMenu[i] + '</option>';
                }
            }
            sStdMenu += '</select>';

            var nLength = document.createElement('div');
            if (oSettings.sTableId !== '' && typeof oSettings.aanFeatures.l == "undefined") {
                nLength.setAttribute('id', oSettings.sTableId + '_length');
            }
            nLength.className = oSettings.oClasses.sLength;
            nLength.innerHTML = oSettings.oLanguage.sLengthMenu.replace('_MENU_', sStdMenu);

            /*
            * Set the length to the current display length - thanks to Andrea Pavlovic for this fix,
            * and Stefan Skopnik for fixing the fix!
            */
            $('select option[value="' + oSettings._iDisplayLength + '"]', nLength).attr("selected", true);

            $('select', nLength).change(function (e) {
                var iVal = $(this).val();

                /* Update all other length options for the new display */
                var n = oSettings.aanFeatures.l;
                for (i = 0, iLen = n.length; i < iLen; i++) {
                    if (n[i] != this.parentNode) {
                        $('select', n[i]).val(iVal);
                    }
                }

                /* Redraw the table */
                oSettings._iDisplayLength = parseInt(iVal, 10);
                _fnCalculateEnd(oSettings);

                /* If we have space to show extra rows (backing up from the end point - then do so */
                if (oSettings._iDisplayEnd == oSettings.aiDisplay.length) {
                    oSettings._iDisplayStart = oSettings._iDisplayEnd - oSettings._iDisplayLength;
                    if (oSettings._iDisplayStart < 0) {
                        oSettings._iDisplayStart = 0;
                    }
                }

                if (oSettings._iDisplayLength == -1) {
                    oSettings._iDisplayStart = 0;
                }

                _fnDraw(oSettings);
            });

            return nLength;
        }


        /* * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * *
        * Section - Feature: Processing incidator
        */

        /*
        * Function: _fnFeatureHtmlProcessing
        * Purpose:  Generate the node required for the processing node
        * Returns:  node
        * Inputs:   object:oSettings - dataTables settings object
        */
        function _fnFeatureHtmlProcessing(oSettings) {
            var nProcessing = document.createElement('div');

            if (oSettings.sTableId !== '' && typeof oSettings.aanFeatures.r == "undefined") {
                nProcessing.setAttribute('id', oSettings.sTableId + '_processing');
            }
            nProcessing.innerHTML = oSettings.oLanguage.sProcessing;
            nProcessing.className = oSettings.oClasses.sProcessing;
            oSettings.nTable.parentNode.insertBefore(nProcessing, oSettings.nTable);

            return nProcessing;
        }

        /*
        * Function: _fnProcessingDisplay
        * Purpose:  Display or hide the processing indicator
        * Returns:  -
        * Inputs:   object:oSettings - dataTables settings object
        *           bool:
        *   true - show the processing indicator
        *   false - don't show
        */
        function _fnProcessingDisplay(oSettings, bShow) {
            if (oSettings.oFeatures.bProcessing) {
                var an = oSettings.aanFeatures.r;
                for (var i = 0, iLen = an.length; i < iLen; i++) {
                    an[i].style.visibility = bShow ? "visible" : "hidden";
                }
            }
        }


        /* * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * *
        * Section - Support functions
        */

        /*
        * Function: _fnVisibleToColumnIndex
        * Purpose:  Covert the index of a visible column to the index in the data array (take account
        *   of hidden columns)
        * Returns:  int:i - the data index
        * Inputs:   object:oSettings - dataTables settings object
        */
        function _fnVisibleToColumnIndex(oSettings, iMatch) {
            var iColumn = -1;

            for (var i = 0; i < oSettings.aoColumns.length; i++) {
                if (oSettings.aoColumns[i].bVisible === true) {
                    iColumn++;
                }

                if (iColumn == iMatch) {
                    return i;
                }
            }

            return null;
        }

        /*
        * Function: _fnColumnIndexToVisible
        * Purpose:  Covert the index of an index in the data array and convert it to the visible
        *   column index (take account of hidden columns)
        * Returns:  int:i - the data index
        * Inputs:   object:oSettings - dataTables settings object
        */
        function _fnColumnIndexToVisible(oSettings, iMatch) {
            var iVisible = -1;
            for (var i = 0; i < oSettings.aoColumns.length; i++) {
                if (oSettings.aoColumns[i].bVisible === true) {
                    iVisible++;
                }

                if (i == iMatch) {
                    return oSettings.aoColumns[i].bVisible === true ? iVisible : null;
                }
            }

            return null;
        }


        /*
        * Function: _fnNodeToDataIndex
        * Purpose:  Take a TR element and convert it to an index in aoData
        * Returns:  int:i - index if found, null if not
        * Inputs:   object:s - dataTables settings object
        *           node:n - the TR element to find
        */
        function _fnNodeToDataIndex(s, n) {
            var i, iLen;

            /* Optimisation - see if the nodes which are currently visible match, since that is
            * the most likely node to be asked for (a selector or event for example)
            */
            for (i = s._iDisplayStart, iLen = s._iDisplayEnd; i < iLen; i++) {
                if (s.aoData[s.aiDisplay[i]].nTr == n) {
                    return s.aiDisplay[i];
                }
            }

            /* Otherwise we are in for a slog through the whole data cache */
            for (i = 0, iLen = s.aoData.length; i < iLen; i++) {
                if (s.aoData[i].nTr == n) {
                    return i;
                }
            }
            return null;
        }

        /*
        * Function: _fnVisbleColumns
        * Purpose:  Get the number of visible columns
        * Returns:  int:i - the number of visible columns
        * Inputs:   object:oS - dataTables settings object
        */
        function _fnVisbleColumns(oS) {
            var iVis = 0;
            for (var i = 0; i < oS.aoColumns.length; i++) {
                if (oS.aoColumns[i].bVisible === true) {
                    iVis++;
                }
            }
            return iVis;
        }

        /*
        * Function: _fnCalculateEnd
        * Purpose:  Rcalculate the end point based on the start point
        * Returns:  -
        * Inputs:   object:oSettings - dataTables settings object
        */
        function _fnCalculateEnd(oSettings) {
            if (oSettings.oFeatures.bPaginate === false) {
                oSettings._iDisplayEnd = oSettings.aiDisplay.length;
            }
            else {
                /* Set the end point of the display - based on how many elements there are
                * still to display
                */
                if (oSettings._iDisplayStart + oSettings._iDisplayLength > oSettings.aiDisplay.length ||
					   oSettings._iDisplayLength == -1) {
                    oSettings._iDisplayEnd = oSettings.aiDisplay.length;
                }
                else {
                    oSettings._iDisplayEnd = oSettings._iDisplayStart + oSettings._iDisplayLength;
                }
            }
        }

        /*
        * Function: _fnConvertToWidth
        * Purpose:  Convert a CSS unit width to pixels (e.g. 2em)
        * Returns:  int:iWidth - width in pixels
        * Inputs:   string:sWidth - width to be converted
        *           node:nParent - parent to get the with for (required for
        *             relative widths) - optional
        */
        function _fnConvertToWidth(sWidth, nParent) {
            if (!sWidth || sWidth === null || sWidth === '') {
                return 0;
            }

            if (typeof nParent == "undefined") {
                nParent = document.getElementsByTagName('body')[0];
            }

            var iWidth;
            var nTmp = document.createElement("div");
            nTmp.style.width = sWidth;

            nParent.appendChild(nTmp);
            iWidth = nTmp.offsetWidth;
            nParent.removeChild(nTmp);

            return (iWidth);
        }

        /*
        * Function: _fnCalculateColumnWidths
        * Purpose:  Calculate the width of columns for the table
        * Returns:  -
        * Inputs:   object:oSettings - dataTables settings object
        */
        function _fnCalculateColumnWidths(oSettings) {
            var iTableWidth = oSettings.nTable.offsetWidth;
            var iUserInputs = 0;
            var iTmpWidth;
            var iVisibleColumns = 0;
            var iColums = oSettings.aoColumns.length;
            var i;
            var oHeaders = $('th', oSettings.nTHead);

            /* Convert any user input sizes into pixel sizes */
            for (i = 0; i < iColums; i++) {
                if (oSettings.aoColumns[i].bVisible) {
                    iVisibleColumns++;

                    if (oSettings.aoColumns[i].sWidth !== null) {
                        iTmpWidth = _fnConvertToWidth(oSettings.aoColumns[i].sWidthOrig,
							oSettings.nTable.parentNode);
                        if (iTmpWidth !== null) {
                            oSettings.aoColumns[i].sWidth = iTmpWidth + "px";
                        }

                        iUserInputs++;
                    }
                }
            }

            /* If the number of columns in the DOM equals the number that we
            * have to process in dataTables, then we can use the offsets that are
            * created by the web-browser. No custom sizes can be set in order for
            * this to happen
            */
            if (iColums == oHeaders.length && iUserInputs === 0 && iVisibleColumns == iColums) {
                _fnScrollingWidthAdjust(oSettings, oSettings.nTable);

                for (i = 0; i < oSettings.aoColumns.length; i++) {
                    iTmpWidth = $(oHeaders[i]).width();
                    if (iTmpWidth !== null) {
                        oSettings.aoColumns[i].sWidth = iTmpWidth + "px";
                    }
                }
            }
            else {
                /* Otherwise we are going to have to do some calculations to get the width of each column.
                * Construct a 1 row table with the widest node in the data, and any user defined widths,
                * then insert it into the DOM and allow the browser to do all the hard work of
                * calculating table widths.
                */
                var 
					nCalcTmp = oSettings.nTable.cloneNode(false),
					nBody = document.createElement('tbody'),
					nTr = document.createElement('tr'),
					nDivSizing;

                nCalcTmp.removeAttribute("id");
                nCalcTmp.appendChild(oSettings.nTHead.cloneNode(true));
                if (oSettings.nTFoot !== null) {
                    nCalcTmp.appendChild(oSettings.nTFoot.cloneNode(true));
                    _fnApplyToChildren(function (n) {
                        n.style.width = "";
                    }, nCalcTmp.getElementsByTagName('tr'));
                }

                nCalcTmp.appendChild(nBody);
                nBody.appendChild(nTr);

                /* Remove any sizing that was previously applied by the styles */
                var jqColSizing = $('thead th', nCalcTmp);
                if (jqColSizing.length === 0) {
                    jqColSizing = $('tbody tr:eq(0)>td', nCalcTmp);
                }
                jqColSizing.each(function (i) {
                    this.style.width = "";

                    var iIndex = _fnVisibleToColumnIndex(oSettings, i);
                    if (iIndex !== null && oSettings.aoColumns[iIndex].sWidthOrig !== "") {
                        this.style.width = oSettings.aoColumns[iIndex].sWidthOrig;
                    }
                });

                /* Find the biggest td for each column and put it into the table */
                for (i = 0; i < iColums; i++) {
                    if (oSettings.aoColumns[i].bVisible) {
                        var nTd = _fnGetWidestNode(oSettings, i);
                        if (nTd !== null) {
                            nTd = nTd.cloneNode(true);
                            nTr.appendChild(nTd);
                        }
                    }
                }

                /* Build the table and 'display' it */
                var nWrapper = oSettings.nTable.parentNode;
                nWrapper.appendChild(nCalcTmp);

                if (oSettings.oScroll.sX !== "" && oSettings.oScroll.sXInner !== "") {
                    nCalcTmp.style.width = _fnStringToCss(oSettings.oScroll.sXInner);
                }
                else if (oSettings.oScroll.sX !== "") {
                    nCalcTmp.style.width = "";
                    if ($(nCalcTmp).width() < nWrapper.offsetWidth) {
                        nCalcTmp.style.width = nWrapper.offsetWidth + "px";
                    }
                }
                else {
                    nCalcTmp.style.width = nWrapper.offsetWidth + "px";
                }
                nCalcTmp.style.visibility = "hidden";

                /* Scrolling considerations */
                _fnScrollingWidthAdjust(oSettings, nCalcTmp);

                /* Read the width's calculated by the browser and store them for use by the caller. We
                * first of all try to use the elements in the body, but it is possible that there are
                * no elements there, under which circumstances we use the header elements
                */
                var oNodes = $("tbody tr:eq(0)>td", nCalcTmp);
                if (oNodes.length === 0) {
                    oNodes = $("thead tr:eq(0)>th", nCalcTmp);
                }

                var iIndex, iCorrector = 0, iWidth;
                for (i = 0; i < oSettings.aoColumns.length; i++) {
                    if (oSettings.aoColumns[i].bVisible) {
                        iWidth = $(oNodes[iCorrector]).width();
                        if (iWidth !== null && iWidth > 0) {
                            oSettings.aoColumns[i].sWidth = iWidth + "px";
                        }
                        iCorrector++;
                    }
                }

                oSettings.nTable.style.width = $(nCalcTmp).outerWidth() + "px";
                nCalcTmp.parentNode.removeChild(nCalcTmp);
            }
        }

        /*
        * Function: _fnScrollingWidthAdjust
        * Purpose:  Adjust a table's width to take account of scrolling
        * Returns:  -
        * Inputs:   object:oSettings - dataTables settings object
        *           node:n - table node
        */
        function _fnScrollingWidthAdjust(oSettings, n) {
            if (oSettings.oScroll.sX === "" && oSettings.oScroll.sY !== "") {
                /* When y-scrolling only, we want to remove the width of the scroll bar so the table
                * + scroll bar will fit into the area avaialble.
                */
                var iOrigWidth = $(n).width();
                n.style.width = ($(n).outerWidth() - oSettings.iScrollWidth) + "px";
            }
            else if (oSettings.oScroll.sX !== "") {
                /* When x-scrolling both ways, fix the table at it's current size, without adjusting */
                n.style.width = $(n).outerWidth() + "px";
            }
        }

        /*
        * Function: _fnGetWidestNode
        * Purpose:  Get the widest node
        * Returns:  string: - max strlens for each column
        * Inputs:   object:oSettings - dataTables settings object
        *           int:iCol - column of interest
        *           boolean:bFast - Should we use fast (but non-accurate) calculation - optional,
        *             default true
        * Notes:    This operation is _expensive_ (!!!). It requires a lot of DOM interaction, but
        *   this is the only way to reliably get the widest string. For example 'mmm' would be wider
        *   than 'iiii' so we can't just ocunt characters. If this can be optimised it would be good
        *   to do so!
        */
        function _fnGetWidestNode(oSettings, iCol, bFast) {
            /* Use fast not non-accurate calculate based on the strlen */
            if (typeof bFast == 'undefined' || bFast) {
                var iMaxLen = _fnGetMaxLenString(oSettings, iCol);
                var iFastVis = _fnColumnIndexToVisible(oSettings, iCol);
                if (iMaxLen < 0) {
                    return null;
                }
                return oSettings.aoData[iMaxLen].nTr.getElementsByTagName('td')[iFastVis];
            }

            /* Use the slow approach, but get high quality answers - note that this code is not actually
            * used by DataTables by default. If you want to use it you can alter the call to 
            * _fnGetWidestNode to pass 'false' as the third argument
            */
            var 
				iMax = -1, i, iLen,
				iMaxIndex = -1,
				n = document.createElement('div');

            n.style.visibility = "hidden";
            n.style.position = "absolute";
            document.body.appendChild(n);

            for (i = 0, iLen = oSettings.aoData.length; i < iLen; i++) {
                n.innerHTML = oSettings.aoData[i]._aData[iCol];
                if (n.offsetWidth > iMax) {
                    iMax = n.offsetWidth;
                    iMaxIndex = i;
                }
            }
            document.body.removeChild(n);

            if (iMaxIndex >= 0) {
                var iVis = _fnColumnIndexToVisible(oSettings, iCol);
                var nRet = oSettings.aoData[iMaxIndex].nTr.getElementsByTagName('td')[iVis];
                if (nRet) {
                    return nRet;
                }
            }
            return null;
        }

        /*
        * Function: _fnGetMaxLenString
        * Purpose:  Get the maximum strlen for each data column
        * Returns:  string: - max strlens for each column
        * Inputs:   object:oSettings - dataTables settings object
        *           int:iCol - column of interest
        */
        function _fnGetMaxLenString(oSettings, iCol) {
            var iMax = 0;
            var iMaxIndex = -1;

            for (var i = 0; i < oSettings.aoData.length; i++) {
                if (oSettings.aoData[i]._aData[iCol].length > iMax) {
                    iMax = oSettings.aoData[i]._aData[iCol].length;
                    iMaxIndex = i;
                }
            }

            return iMaxIndex;
        }

        /*
        * Function: _fnStringToCss
        * Purpose:  Append a CSS unit (only if required) to a string
        * Returns:  0 if match, 1 if length is different, 2 if no match
        * Inputs:   array:aArray1 - first array
        *           array:aArray2 - second array
        */
        function _fnStringToCss(s) {
            if (typeof s == 'number') {
                return s + "px";
            }

            if (s.indexOf('em') != -1 || s.indexOf('%') != -1 || s.indexOf('ex') != -1 ||
			     s.indexOf('px') != -1) {
                return s;
            }

            return s + "px";
        }

        /*
        * Function: _fnArrayCmp
        * Purpose:  Compare two arrays
        * Returns:  0 if match, 1 if length is different, 2 if no match
        * Inputs:   array:aArray1 - first array
        *           array:aArray2 - second array
        */
        function _fnArrayCmp(aArray1, aArray2) {
            if (aArray1.length != aArray2.length) {
                return 1;
            }

            for (var i = 0; i < aArray1.length; i++) {
                if (aArray1[i] != aArray2[i]) {
                    return 2;
                }
            }

            return 0;
        }

        /*
        * Function: _fnDetectType
        * Purpose:  Get the sort type based on an input string
        * Returns:  string: - type (defaults to 'string' if no type can be detected)
        * Inputs:   string:sData - data we wish to know the type of
        * Notes:    This function makes use of the DataTables plugin objct _oExt 
        *   (.aTypes) such that new types can easily be added.
        */
        function _fnDetectType(sData) {
            var aTypes = _oExt.aTypes;
            var iLen = aTypes.length;

            for (var i = 0; i < iLen; i++) {
                var sType = aTypes[i](sData);
                if (sType !== null) {
                    return sType;
                }
            }

            return 'string';
        }

        /*
        * Function: _fnSettingsFromNode
        * Purpose:  Return the settings object for a particular table
        * Returns:  object: Settings object - or null if not found
        * Inputs:   node:nTable - table we are using as a dataTable
        */
        function _fnSettingsFromNode(nTable) {
            for (var i = 0; i < _aoSettings.length; i++) {
                if (_aoSettings[i].nTable == nTable) {
                    return _aoSettings[i];
                }
            }

            return null;
        }

        /*
        * Function: _fnGetDataMaster
        * Purpose:  Return an array with the full table data
        * Returns:  array array:aData - Master data array
        * Inputs:   object:oSettings - dataTables settings object
        */
        function _fnGetDataMaster(oSettings) {
            var aData = [];
            var iLen = oSettings.aoData.length;
            for (var i = 0; i < iLen; i++) {
                aData.push(oSettings.aoData[i]._aData);
            }
            return aData;
        }

        /*
        * Function: _fnGetTrNodes
        * Purpose:  Return an array with the TR nodes for the table
        * Returns:  array: - TR array
        * Inputs:   object:oSettings - dataTables settings object
        */
        function _fnGetTrNodes(oSettings) {
            var aNodes = [];
            var iLen = oSettings.aoData.length;
            for (var i = 0; i < iLen; i++) {
                aNodes.push(oSettings.aoData[i].nTr);
            }
            return aNodes;
        }

        /*
        * Function: _fnGetTdNodes
        * Purpose:  Return an array with the TD nodes for the table
        * Returns:  array: - TD array
        * Inputs:   object:oSettings - dataTables settings object
        */
        function _fnGetTdNodes(oSettings) {
            var nTrs = _fnGetTrNodes(oSettings);
            var nTds = [], nTd;
            var anReturn = [];
            var iCorrector;
            var iRow, iRows, iColumn, iColumns;

            for (iRow = 0, iRows = nTrs.length; iRow < iRows; iRow++) {
                nTds = [];
                for (iColumn = 0, iColumns = nTrs[iRow].childNodes.length; iColumn < iColumns; iColumn++) {
                    nTd = nTrs[iRow].childNodes[iColumn];
                    if (nTd.nodeName.toUpperCase() == "TD") {
                        nTds.push(nTd);
                    }
                }

                iCorrector = 0;
                for (iColumn = 0, iColumns = oSettings.aoColumns.length; iColumn < iColumns; iColumn++) {
                    if (oSettings.aoColumns[iColumn].bVisible) {
                        anReturn.push(nTds[iColumn - iCorrector]);
                    }
                    else {
                        anReturn.push(oSettings.aoData[iRow]._anHidden[iColumn]);
                        iCorrector++;
                    }
                }
            }
            return anReturn;
        }

        /*
        * Function: _fnEscapeRegex
        * Purpose:  scape a string stuch that it can be used in a regular expression
        * Returns:  string: - escaped string
        * Inputs:   string:sVal - string to escape
        */
        function _fnEscapeRegex(sVal) {
            var acEscape = ['/', '.', '*', '+', '?', '|', '(', ')', '[', ']', '{', '}', '\\', '$', '^'];
            var reReplace = new RegExp('(\\' + acEscape.join('|\\') + ')', 'g');
            return sVal.replace(reReplace, '\\$1');
        }

        /*
        * Function: _fnDeleteIndex
        * Purpose:  Take an array of integers (index array) and remove a target integer (value - not 
        *             the key!)
        * Returns:  -
        * Inputs:   a:array int - Index array to target
        *           int:iTarget - value to find
        */
        function _fnDeleteIndex(a, iTarget) {
            var iTargetIndex = -1;

            for (var i = 0, iLen = a.length; i < iLen; i++) {
                if (a[i] == iTarget) {
                    iTargetIndex = i;
                }
                else if (a[i] > iTarget) {
                    a[i]--;
                }
            }

            if (iTargetIndex != -1) {
                a.splice(iTargetIndex, 1);
            }
        }

        /*
        * Function: _fnReOrderIndex
        * Purpose:  Figure out how to reorder a display list
        * Returns:  array int:aiReturn - index list for reordering
        * Inputs:   object:oSettings - dataTables settings object
        */
        function _fnReOrderIndex(oSettings, sColumns) {
            var aColumns = sColumns.split(',');
            var aiReturn = [];

            for (var i = 0, iLen = oSettings.aoColumns.length; i < iLen; i++) {
                for (var j = 0; j < iLen; j++) {
                    if (oSettings.aoColumns[i].sName == aColumns[j]) {
                        aiReturn.push(j);
                        break;
                    }
                }
            }

            return aiReturn;
        }

        /*
        * Function: _fnColumnOrdering
        * Purpose:  Get the column ordering that DataTables expects
        * Returns:  string: - comma separated list of names
        * Inputs:   object:oSettings - dataTables settings object
        */
        function _fnColumnOrdering(oSettings) {
            var sNames = '';
            for (var i = 0, iLen = oSettings.aoColumns.length; i < iLen; i++) {
                sNames += oSettings.aoColumns[i].sName + ',';
            }
            if (sNames.length == iLen) {
                return "";
            }
            return sNames.slice(0, -1);
        }

        /*
        * Function: _fnLog
        * Purpose:  Log an error message
        * Returns:  -
        * Inputs:   int:iLevel - log error messages, or display them to the user
        *           string:sMesg - error message
        */
        function _fnLog(oSettings, iLevel, sMesg) {
            var sAlert = oSettings.sTableId === "" ?
			 	"DataTables warning: " + sMesg :
			 	"DataTables warning (table id = '" + oSettings.sTableId + "'): " + sMesg;

            if (iLevel === 0) {
                if (_oExt.sErrMode == 'alert') {
                    alert(sAlert);
                }
                else {
                    throw sAlert;
                }
                return;
            }
            else if (typeof console != 'undefined' && typeof console.log != 'undefined') {
                console.log(sAlert);
            }
        }

        /*
        * Function: _fnClearTable
        * Purpose:  Nuke the table
        * Returns:  -
        * Inputs:   object:oSettings - dataTables settings object
        */
        function _fnClearTable(oSettings) {
            oSettings.aoData.length = 0;
            oSettings.aiDisplayMaster.length = 0;
            oSettings.aiDisplay.length = 0;
            _fnCalculateEnd(oSettings);
        }

        /*
        * Function: _fnSaveState
        * Purpose:  Save the state of a table in a cookie such that the page can be reloaded
        * Returns:  -
        * Inputs:   object:oSettings - dataTables settings object
        */
        function _fnSaveState(oSettings) {
            if (!oSettings.oFeatures.bStateSave) {
                return;
            }

            /* Store the interesting variables */
            var i;
            var sValue = "{";
            sValue += '"iCreate": ' + new Date().getTime() + ',';
            sValue += '"iStart": ' + oSettings._iDisplayStart + ',';
            sValue += '"iEnd": ' + oSettings._iDisplayEnd + ',';
            sValue += '"iLength": ' + oSettings._iDisplayLength + ',';
            sValue += '"sFilter": "' + oSettings.oPreviousSearch.sSearch.replace('"', '\\"') + '",';
            sValue += '"sFilterEsc": ' + !oSettings.oPreviousSearch.bRegex + ',';

            sValue += '"aaSorting": [ ';
            for (i = 0; i < oSettings.aaSorting.length; i++) {
                sValue += "[" + oSettings.aaSorting[i][0] + ",'" + oSettings.aaSorting[i][1] + "'],";
            }
            sValue = sValue.substring(0, sValue.length - 1);
            sValue += "],";

            sValue += '"aaSearchCols": [ ';
            for (i = 0; i < oSettings.aoPreSearchCols.length; i++) {
                sValue += "['" + oSettings.aoPreSearchCols[i].sSearch.replace("'", "\'") +
					"'," + !oSettings.aoPreSearchCols[i].bRegex + "],";
            }
            sValue = sValue.substring(0, sValue.length - 1);
            sValue += "],";

            sValue += '"abVisCols": [ ';
            for (i = 0; i < oSettings.aoColumns.length; i++) {
                sValue += oSettings.aoColumns[i].bVisible + ",";
            }
            sValue = sValue.substring(0, sValue.length - 1);
            sValue += "]";

            sValue += "}";
            _fnCreateCookie(oSettings.sCookiePrefix + oSettings.sInstance, sValue,
				oSettings.iCookieDuration, oSettings.sCookiePrefix);
        }

        /*
        * Function: _fnLoadState
        * Purpose:  Attempt to load a saved table state from a cookie
        * Returns:  -
        * Inputs:   object:oSettings - dataTables settings object
        *           object:oInit - DataTables init object so we can override settings
        */
        function _fnLoadState(oSettings, oInit) {
            if (!oSettings.oFeatures.bStateSave) {
                return;
            }

            var oData;
            var sData = _fnReadCookie(oSettings.sCookiePrefix + oSettings.sInstance);
            if (sData !== null && sData !== '') {
                /* Try/catch the JSON eval - if it is bad then we ignore it */
                try {
                    /* Use the JSON library for safety - if it is available */
                    if (typeof JSON == 'object' && typeof JSON.parse == 'function') {
                        /* DT 1.4.0 used single quotes for a string - JSON.parse doesn't allow this and throws
                        * an error. So for now we can do this. This can be removed in future it is just to
                        * allow the tranfrer to 1.4.1+ to occur
                        */
                        oData = JSON.parse(sData.replace(/'/g, '"'));
                    }
                    else {
                        oData = eval('(' + sData + ')');
                    }
                }
                catch (e) {
                    return;
                }

                /* Restore key features */
                oSettings._iDisplayStart = oData.iStart;
                oSettings.iInitDisplayStart = oData.iStart;
                oSettings._iDisplayEnd = oData.iEnd;
                oSettings._iDisplayLength = oData.iLength;
                oSettings.oPreviousSearch.sSearch = oData.sFilter;
                oSettings.aaSorting = oData.aaSorting.slice();
                oSettings.saved_aaSorting = oData.aaSorting.slice();

                /*
                * Search filtering - global reference added in 1.4.1
                * Note that we use a 'not' for the value of the regular expression indicator to maintain
                * compatibility with pre 1.7 versions, where this was basically inverted. Added in 1.7.0
                */
                if (typeof oData.sFilterEsc != 'undefined') {
                    oSettings.oPreviousSearch.bRegex = !oData.sFilterEsc;
                }

                /* Column filtering - added in 1.5.0 beta 6 */
                if (typeof oData.aaSearchCols != 'undefined') {
                    for (var i = 0; i < oData.aaSearchCols.length; i++) {
                        oSettings.aoPreSearchCols[i] = {
                            "sSearch": oData.aaSearchCols[i][0],
                            "bRegex": !oData.aaSearchCols[i][1]
                        };
                    }
                }

                /* Column visibility state - added in 1.5.0 beta 10 */
                if (typeof oData.abVisCols != 'undefined') {
                    /* Pass back visibiliy settings to the init handler, but to do not here override
                    * the init object that the user might have passed in
                    */
                    oInit.saved_aoColumns = [];
                    for (i = 0; i < oData.abVisCols.length; i++) {
                        oInit.saved_aoColumns[i] = {};
                        oInit.saved_aoColumns[i].bVisible = oData.abVisCols[i];
                    }
                }
            }
        }

        /*
        * Function: _fnCreateCookie
        * Purpose:  Create a new cookie with a value to store the state of a table
        * Returns:  -
        * Inputs:   string:sName - name of the cookie to create
        *           string:sValue - the value the cookie should take
        *           int:iSecs - duration of the cookie
        *           string:sBaseName - sName is made up of the base + file name - this is the base
        */
        function _fnCreateCookie(sName, sValue, iSecs, sBaseName) {
            var date = new Date();
            date.setTime(date.getTime() + (iSecs * 1000));

            /* 
            * Shocking but true - it would appear IE has major issues with having the path not having
            * a trailing slash on it. We need the cookie to be available based on the path, so we
            * have to append the file name to the cookie name. Appalling. Thanks to vex for adding the
            * patch to use at least some of the path
            */
            var aParts = window.location.pathname.split('/');
            var sNameFile = sName + '_' + aParts.pop().replace(/[\/:]/g, "").toLowerCase();
            var sFullCookie = sNameFile + "=" + encodeURIComponent(sValue) +
				"; expires=" + date.toGMTString() +
				"; path=" + aParts.join('/') + "/";

            /* Are we going to go over the cookie limit of 4KiB? If so, try to delete a cookies
            * belonging to DataTables. This is FAR from bullet proof
            */
            var sOldName = "", iOldTime = 9999999999999, oData;
            var iLength = _fnReadCookie(sNameFile) !== null ? document.cookie.length :
				sFullCookie.length + document.cookie.length;

            if (iLength + 10 > 4096) /* Magic 10 for padding */
            {
                var aCookies = document.cookie.split(';');
                for (var i = 0, iLen = aCookies.length; i < iLen; i++) {
                    if (aCookies[i].indexOf(sBaseName) != -1) {
                        /* It's a DataTables cookie, so eval it and check the time stamp */
                        var aSplitCookie = aCookies[i].split('=');
                        try { oData = eval('(' + decodeURIComponent(aSplitCookie[1]) + ')'); }
                        catch (e) { continue; }

                        if (typeof oData.iCreate != 'undefined' && oData.iCreate < iOldTime) {
                            sOldName = aSplitCookie[0];
                            iOldTime = oData.iCreate;
                        }
                    }
                }

                if (sOldName !== "") {
                    document.cookie = sOldName + "=; expires=Thu, 01-Jan-1970 00:00:01 GMT; path=" +
						aParts.join('/') + "/";
                }
            }

            document.cookie = sFullCookie;
        }

        /*
        * Function: _fnReadCookie
        * Purpose:  Read an old cookie to get a cookie with an old table state
        * Returns:  string: - contents of the cookie - or null if no cookie with that name found
        * Inputs:   string:sName - name of the cookie to read
        */
        function _fnReadCookie(sName) {
            var 
				aParts = window.location.pathname.split('/'),
				sNameEQ = sName + '_' + aParts[aParts.length - 1].replace(/[\/:]/g, "").toLowerCase() + '=',
			 	sCookieContents = document.cookie.split(';');

            for (var i = 0; i < sCookieContents.length; i++) {
                var c = sCookieContents[i];

                while (c.charAt(0) == ' ') {
                    c = c.substring(1, c.length);
                }

                if (c.indexOf(sNameEQ) === 0) {
                    return decodeURIComponent(c.substring(sNameEQ.length, c.length));
                }
            }
            return null;
        }

        /*
        * Function: _fnGetUniqueThs
        * Purpose:  Get an array of unique th elements, one for each column
        * Returns:  array node:aReturn - list of unique ths
        * Inputs:   node:nThead - The thead element for the table
        */
        function _fnGetUniqueThs(nThead) {
            var nTrs = nThead.getElementsByTagName('tr');

            /* Nice simple case */
            if (nTrs.length == 1) {
                return nTrs[0].getElementsByTagName('th');
            }

            /* Otherwise we need to figure out the layout array to get the nodes */
            var aLayout = [], aReturn = [];
            var ROWSPAN = 2, COLSPAN = 3, TDELEM = 4;
            var i, j, k, iLen, jLen, iColumnShifted;
            var fnShiftCol = function (a, i, j) {
                while (typeof a[i][j] != 'undefined') {
                    j++;
                }
                return j;
            };
            var fnAddRow = function (i) {
                if (typeof aLayout[i] == 'undefined') {
                    aLayout[i] = [];
                }
            };

            /* Calculate a layout array */
            for (i = 0, iLen = nTrs.length; i < iLen; i++) {
                fnAddRow(i);
                var iColumn = 0;
                var nTds = [];

                for (j = 0, jLen = nTrs[i].childNodes.length; j < jLen; j++) {
                    if (nTrs[i].childNodes[j].nodeName.toUpperCase() == "TD" ||
					     nTrs[i].childNodes[j].nodeName.toUpperCase() == "TH") {
                        nTds.push(nTrs[i].childNodes[j]);
                    }
                }

                for (j = 0, jLen = nTds.length; j < jLen; j++) {
                    var iColspan = nTds[j].getAttribute('colspan') * 1;
                    var iRowspan = nTds[j].getAttribute('rowspan') * 1;

                    if (!iColspan || iColspan === 0 || iColspan === 1) {
                        iColumnShifted = fnShiftCol(aLayout, i, iColumn);
                        aLayout[i][iColumnShifted] = (nTds[j].nodeName.toUpperCase() == "TD") ? TDELEM : nTds[j];
                        if (iRowspan || iRowspan === 0 || iRowspan === 1) {
                            for (k = 1; k < iRowspan; k++) {
                                fnAddRow(i + k);
                                aLayout[i + k][iColumnShifted] = ROWSPAN;
                            }
                        }
                        iColumn++;
                    }
                    else {
                        iColumnShifted = fnShiftCol(aLayout, i, iColumn);
                        for (k = 0; k < iColspan; k++) {
                            aLayout[i][iColumnShifted + k] = COLSPAN;
                        }
                        iColumn += iColspan;
                    }
                }
            }

            /* Convert the layout array into a node array
            * Note the use of aLayout[0] in the outloop, we want the outer loop to occur the same
            * number of times as there are columns. Unusual having nested loops this way around
            * but is what we need here.
            */
            for (i = 0, iLen = aLayout[0].length; i < iLen; i++) {
                for (j = 0, jLen = aLayout.length; j < jLen; j++) {
                    if (typeof aLayout[j][i] == 'object') {
                        aReturn.push(aLayout[j][i]);
                    }
                }
            }

            return aReturn;
        }

        /*
        * Function: _fnScrollBarWidth
        * Purpose:  Get the width of a scroll bar in this browser being used
        * Returns:  int: - width in pixels
        * Inputs:   -
        * Notes:    All credit for this function belongs to Alexandre Gomes. Thanks for sharing!
        *   http://www.alexandre-gomes.com/?p=115
        */
        function _fnScrollBarWidth() {
            var inner = document.createElement('p');
            var style = inner.style;
            style.width = "100%";
            style.height = "200px";

            var outer = document.createElement('div');
            style = outer.style;
            style.position = "absolute";
            style.top = "0px";
            style.left = "0px";
            style.visibility = "hidden";
            style.width = "200px";
            style.height = "150px";
            style.overflow = "hidden";
            outer.appendChild(inner);

            document.body.appendChild(outer);
            var w1 = inner.offsetWidth;
            outer.style.overflow = 'scroll';
            var w2 = inner.offsetWidth;
            if (w1 == w2) {
                w2 = outer.clientWidth;
            }

            document.body.removeChild(outer);
            return (w1 - w2);
        }

        /*
        * Function: _fnApplyToChildren
        * Purpose:  Apply a given function to the display child nodes of an element array (typically
        *   TD children of TR rows
        * Returns:  - (done by reference)
        * Inputs:   function:fn - Method to apply to the objects
        *           array nodes:an1 - List of elements to look through for display children
        *           array nodes:an2 - Another list (identical structure to the first) - optional
        */
        function _fnApplyToChildren(fn, an1, an2) {
            for (var i = 0, iLen = an1.length; i < iLen; i++) {
                for (var j = 0, jLen = an1[i].childNodes.length; j < jLen; j++) {
                    if (an1[i].childNodes[j].nodeType == 1) {
                        if (typeof an2 != 'undefined') {
                            fn(an1[i].childNodes[j], an2[i].childNodes[j]);
                        }
                        else {
                            fn(an1[i].childNodes[j]);
                        }
                    }
                }
            }
        }

        /*
        * Function: _fnMap
        * Purpose:  See if a property is defined on one object, if so assign it to the other object
        * Returns:  - (done by reference)
        * Inputs:   object:oRet - target object
        *           object:oSrc - source object
        *           string:sName - property
        *           string:sMappedName - name to map too - optional, sName used if not given
        */
        function _fnMap(oRet, oSrc, sName, sMappedName) {
            if (typeof sMappedName == 'undefined') {
                sMappedName = sName;
            }
            if (typeof oSrc[sName] != 'undefined') {
                oRet[sMappedName] = oSrc[sName];
            }
        }

        /* * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * *
        * Section - API
        * 
        * I'm not overly happy with this solution - I'd much rather that there was a way of getting
        * a list of all the private functions and do what we need to dynamically - but that doesn't
        * appear to be possible. Bonkers. A better solution would be to provide a 'bind' type object
        * To do - bind type method in DTs 2.x.
        */
        this.oApi._fnExternApiFunc = _fnExternApiFunc;
        this.oApi._fnInitalise = _fnInitalise;
        this.oApi._fnLanguageProcess = _fnLanguageProcess;
        this.oApi._fnAddColumn = _fnAddColumn;
        this.oApi._fnColumnOptions = _fnColumnOptions;
        this.oApi._fnAddData = _fnAddData;
        this.oApi._fnGatherData = _fnGatherData;
        this.oApi._fnDrawHead = _fnDrawHead;
        this.oApi._fnDraw = _fnDraw;
        this.oApi._fnReDraw = _fnReDraw;
        this.oApi._fnAjaxUpdate = _fnAjaxUpdate;
        this.oApi._fnAjaxUpdateDraw = _fnAjaxUpdateDraw;
        this.oApi._fnAddOptionsHtml = _fnAddOptionsHtml;
        this.oApi._fnFeatureHtmlTable = _fnFeatureHtmlTable;
        this.oApi._fnScrollDraw = _fnScrollDraw;
        this.oApi._fnAjustColumnSizing = _fnAjustColumnSizing;
        this.oApi._fnFeatureHtmlFilter = _fnFeatureHtmlFilter;
        this.oApi._fnFilterComplete = _fnFilterComplete;
        this.oApi._fnFilterCustom = _fnFilterCustom;
        this.oApi._fnFilterColumn = _fnFilterColumn;
        this.oApi._fnFilter = _fnFilter;
        this.oApi._fnBuildSearchArray = _fnBuildSearchArray;
        this.oApi._fnFilterCreateSearch = _fnFilterCreateSearch;
        this.oApi._fnDataToSearch = _fnDataToSearch;
        this.oApi._fnSort = _fnSort;
        this.oApi._fnSortAttachListener = _fnSortAttachListener;
        this.oApi._fnSortingClasses = _fnSortingClasses;
        this.oApi._fnFeatureHtmlPaginate = _fnFeatureHtmlPaginate;
        this.oApi._fnPageChange = _fnPageChange;
        this.oApi._fnFeatureHtmlInfo = _fnFeatureHtmlInfo;
        this.oApi._fnUpdateInfo = _fnUpdateInfo;
        this.oApi._fnFeatureHtmlLength = _fnFeatureHtmlLength;
        this.oApi._fnFeatureHtmlProcessing = _fnFeatureHtmlProcessing;
        this.oApi._fnProcessingDisplay = _fnProcessingDisplay;
        this.oApi._fnVisibleToColumnIndex = _fnVisibleToColumnIndex;
        this.oApi._fnColumnIndexToVisible = _fnColumnIndexToVisible;
        this.oApi._fnNodeToDataIndex = _fnNodeToDataIndex;
        this.oApi._fnVisbleColumns = _fnVisbleColumns;
        this.oApi._fnCalculateEnd = _fnCalculateEnd;
        this.oApi._fnConvertToWidth = _fnConvertToWidth;
        this.oApi._fnCalculateColumnWidths = _fnCalculateColumnWidths;
        this.oApi._fnScrollingWidthAdjust = _fnScrollingWidthAdjust;
        this.oApi._fnGetWidestNode = _fnGetWidestNode;
        this.oApi._fnGetMaxLenString = _fnGetMaxLenString;
        this.oApi._fnStringToCss = _fnStringToCss;
        this.oApi._fnArrayCmp = _fnArrayCmp;
        this.oApi._fnDetectType = _fnDetectType;
        this.oApi._fnSettingsFromNode = _fnSettingsFromNode;
        this.oApi._fnGetDataMaster = _fnGetDataMaster;
        this.oApi._fnGetTrNodes = _fnGetTrNodes;
        this.oApi._fnGetTdNodes = _fnGetTdNodes;
        this.oApi._fnEscapeRegex = _fnEscapeRegex;
        this.oApi._fnDeleteIndex = _fnDeleteIndex;
        this.oApi._fnReOrderIndex = _fnReOrderIndex;
        this.oApi._fnColumnOrdering = _fnColumnOrdering;
        this.oApi._fnLog = _fnLog;
        this.oApi._fnClearTable = _fnClearTable;
        this.oApi._fnSaveState = _fnSaveState;
        this.oApi._fnLoadState = _fnLoadState;
        this.oApi._fnCreateCookie = _fnCreateCookie;
        this.oApi._fnReadCookie = _fnReadCookie;
        this.oApi._fnGetUniqueThs = _fnGetUniqueThs;
        this.oApi._fnScrollBarWidth = _fnScrollBarWidth;
        this.oApi._fnApplyToChildren = _fnApplyToChildren;
        this.oApi._fnMap = _fnMap;


        /* * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * *
        * Section - Constructor
        */

        /* Want to be able to reference "this" inside the this.each function */
        var _that = this;
        return this.each(function () {
            var i = 0, iLen, j, jLen, k, kLen;

            /* Check to see if we are re-initalising a table */
            for (i = 0, iLen = _aoSettings.length; i < iLen; i++) {
                /* Base check on table node */
                if (_aoSettings[i].nTable == this) {
                    if (typeof oInit == 'undefined' ||
					   (typeof oInit.bRetrieve != 'undefined' && oInit.bRetrieve === true)) {
                        return _aoSettings[i].oInstance;
                    }
                    else if (typeof oInit.bDestroy != 'undefined' && oInit.bDestroy === true) {
                        _aoSettings[i].oInstance.fnDestroy();
                    }
                    else {
                        _fnLog(_aoSettings[i], 0, "Cannot reinitialise DataTable.\n\n" +
							"To retrieve the DataTables object for this table, please pass either no arguments " +
							"to the dataTable() function, or set bRetrieve to true. Alternatively, to destory " +
							"the old table and create a new one, set bDestroy to true (note that a lot of " +
							"changes to the configuration can be made through the API which is usually much " +
							"faster).");
                        return;
                    }
                }

                /* If the element we are initialising has the same ID as a table which was previously
                * initialised, but the table nodes don't match (from before) then we destory the old
                * instance by simply deleting it. This is under the assumption that the table has been
                * destroyed by other methods. Anyone using non-id selectors will need to do this manually
                */
                if (_aoSettings[i].sTableId !== "" && _aoSettings[i].sTableId == this.getAttribute('id')) {
                    _aoSettings.splice(i, 1);
                    break;
                }
            }

            /* Make a complete and independent copy of the settings object */
            var oSettings = new classSettings();
            _aoSettings.push(oSettings);

            var bInitHandedOff = false;
            var bUsePassedData = false;

            /* Set the id */
            var sId = this.getAttribute('id');
            if (sId !== null) {
                oSettings.sTableId = sId;
                oSettings.sInstance = sId;
            }
            else {
                oSettings.sInstance = _oExt._oExternConfig.iNextUnique++;
            }

            /* Store 'this' in the settings object for later retrieval */
            oSettings.oInstance = _that;

            /* Set the table node */
            oSettings.nTable = this;

            /* Bind the API functions to the settings, so we can perform actions whenever oSettings is
            * available
            */
            oSettings.oApi = _that.oApi;

            /* Store the features that we have available */
            if (typeof oInit != 'undefined' && oInit !== null) {
                oSettings.oInit = oInit;
                _fnMap(oSettings.oFeatures, oInit, "bPaginate");
                _fnMap(oSettings.oFeatures, oInit, "bLengthChange");
                _fnMap(oSettings.oFeatures, oInit, "bFilter");
                _fnMap(oSettings.oFeatures, oInit, "bSort");
                _fnMap(oSettings.oFeatures, oInit, "bInfo");
                _fnMap(oSettings.oFeatures, oInit, "bProcessing");
                _fnMap(oSettings.oFeatures, oInit, "bAutoWidth");
                _fnMap(oSettings.oFeatures, oInit, "bSortClasses");
                _fnMap(oSettings.oFeatures, oInit, "bServerSide");
                _fnMap(oSettings.oScroll, oInit, "sScrollX", "sX");
                _fnMap(oSettings.oScroll, oInit, "sScrollXInner", "sXInner");
                _fnMap(oSettings.oScroll, oInit, "sScrollY", "sY");
                _fnMap(oSettings.oScroll, oInit, "bScrollCollapse", "bCollapse");
                _fnMap(oSettings, oInit, "asStripClasses");
                _fnMap(oSettings, oInit, "fnRowCallback");
                _fnMap(oSettings, oInit, "fnHeaderCallback");
                _fnMap(oSettings, oInit, "fnFooterCallback");
                _fnMap(oSettings, oInit, "fnInitComplete");
                _fnMap(oSettings, oInit, "fnServerData");
                _fnMap(oSettings, oInit, "fnFormatNumber");
                _fnMap(oSettings, oInit, "aaSorting");
                _fnMap(oSettings, oInit, "aaSortingFixed");
                _fnMap(oSettings, oInit, "aLengthMenu");
                _fnMap(oSettings, oInit, "sPaginationType");
                _fnMap(oSettings, oInit, "sAjaxSource");
                _fnMap(oSettings, oInit, "iCookieDuration");
                _fnMap(oSettings, oInit, "sCookiePrefix");
                _fnMap(oSettings, oInit, "sDom");
                _fnMap(oSettings, oInit, "oSearch", "oPreviousSearch");
                _fnMap(oSettings, oInit, "aoSearchCols", "aoPreSearchCols");
                _fnMap(oSettings, oInit, "iDisplayLength", "_iDisplayLength");
                _fnMap(oSettings, oInit, "bJQueryUI", "bJUI");

                if (typeof oInit.fnDrawCallback == 'function') {
                    /* Add user given callback function to array */
                    oSettings.aoDrawCallback.push({
                        "fn": oInit.fnDrawCallback,
                        "sName": "user"
                    });
                }

                if (oSettings.oFeatures.bServerSide && oSettings.oFeatures.bSort &&
					   oSettings.oFeatures.bSortClasses) {
                    /* Enable sort classes for server-side processing. Safe to do it here, since server-side
                    * processing must be enabled by the developer
                    */
                    oSettings.aoDrawCallback.push({
                        "fn": _fnSortingClasses,
                        "sName": "server_side_sort_classes"
                    });
                }

                if (typeof oInit.bJQueryUI != 'undefined' && oInit.bJQueryUI) {
                    /* Use the JUI classes object for display. You could clone the oStdClasses object if 
                    * you want to have multiple tables with multiple independent classes 
                    */
                    oSettings.oClasses = _oExt.oJUIClasses;

                    if (typeof oInit.sDom == 'undefined') {
                        /* Set the DOM to use a layout suitable for jQuery UI's theming */
                        oSettings.sDom = '<"H"lfr>t<"F"ip>';
                    }
                }

                /* Calculate the scroll bar width and cache it for use later on */
                if (oSettings.oScroll.sX !== "" || oSettings.oScroll.sY !== "") {
                    oSettings.iScrollWidth = _fnScrollBarWidth();
                }

                if (typeof oInit.iDisplayStart != 'undefined' &&
				     typeof oSettings.iInitDisplayStart == 'undefined') {
                    /* Display start point, taking into account the save saving */
                    oSettings.iInitDisplayStart = oInit.iDisplayStart;
                    oSettings._iDisplayStart = oInit.iDisplayStart;
                }

                /* Must be done after everything which can be overridden by a cookie! */
                if (typeof oInit.bStateSave != 'undefined') {
                    oSettings.oFeatures.bStateSave = oInit.bStateSave;
                    _fnLoadState(oSettings, oInit);
                    oSettings.aoDrawCallback.push({
                        "fn": _fnSaveState,
                        "sName": "state_save"
                    });
                }

                if (typeof oInit.aaData != 'undefined') {
                    bUsePassedData = true;
                }

                /* Backwards compatability */
                /* aoColumns / aoData - remove at some point... */
                if (typeof oInit != 'undefined' && typeof oInit.aoData != 'undefined') {
                    oInit.aoColumns = oInit.aoData;
                }

                /* Language definitions */
                if (typeof oInit.oLanguage != 'undefined') {
                    if (typeof oInit.oLanguage.sUrl != 'undefined' && oInit.oLanguage.sUrl !== "") {
                        /* Get the language definitions from a file */
                        oSettings.oLanguage.sUrl = oInit.oLanguage.sUrl;
                        $.getJSON(oSettings.oLanguage.sUrl, null, function (json) {
                            _fnLanguageProcess(oSettings, json, true);
                        });
                        bInitHandedOff = true;
                    }
                    else {
                        _fnLanguageProcess(oSettings, oInit.oLanguage, false);
                    }
                }
                /* Warning: The _fnLanguageProcess function is async to the remainder of this function due
                * to the XHR. We use _bInitialised in _fnLanguageProcess() to check this the processing 
                * below is complete. The reason for spliting it like this is optimisation - we can fire
                * off the XHR (if needed) and then continue processing the data.
                */
            }
            else {
                /* Create a dummy object for quick manipulation later on. */
                oInit = {};
            }

            /*
            * Stripes
            * Add the strip classes now that we know which classes to apply - unless overruled
            */
            if (typeof oInit.asStripClasses == 'undefined') {
                oSettings.asStripClasses.push(oSettings.oClasses.sStripOdd);
                oSettings.asStripClasses.push(oSettings.oClasses.sStripEven);
            }

            /* Remove row stripe classes if they are already on the table row */
            var bStripeRemove = false;
            var anRows = $('tbody>tr', this);
            for (i = 0, iLen = oSettings.asStripClasses.length; i < iLen; i++) {
                if (anRows.filter(":lt(2)").hasClass(oSettings.asStripClasses[i])) {
                    bStripeRemove = true;
                    break;
                }
            }

            if (bStripeRemove) {
                /* Store the classes which we are about to remove so they can be readded on destory */
                oSettings.asDestoryStrips = ['', ''];
                if ($(anRows[0]).hasClass(oSettings.oClasses.sStripOdd)) {
                    oSettings.asDestoryStrips[0] += oSettings.oClasses.sStripOdd + " ";
                }
                if ($(anRows[0]).hasClass(oSettings.oClasses.sStripEven)) {
                    oSettings.asDestoryStrips[0] += oSettings.oClasses.sStripEven;
                }
                if ($(anRows[1]).hasClass(oSettings.oClasses.sStripOdd)) {
                    oSettings.asDestoryStrips[1] += oSettings.oClasses.sStripOdd + " ";
                }
                if ($(anRows[1]).hasClass(oSettings.oClasses.sStripEven)) {
                    oSettings.asDestoryStrips[1] += oSettings.oClasses.sStripEven;
                }

                anRows.removeClass(oSettings.asStripClasses.join(' '));
            }

            /*
            * Columns
            * See if we should load columns automatically or use defined ones - a bit messy this...
            */
            var nThead = this.getElementsByTagName('thead');
            var anThs = nThead.length === 0 ? [] : _fnGetUniqueThs(nThead[0]);
            var bUseCols = typeof oInit.aoColumns != 'undefined';

            for (i = 0, iLen = bUseCols ? oInit.aoColumns.length : anThs.length; i < iLen; i++) {
                var oCol = bUseCols ? oInit.aoColumns[i] : null;
                var nTh = anThs ? anThs[i] : null;

                /* Check if we have column visibilty state to restore, and also that the length of the 
                * state saved columns matches the currently know number of columns
                */
                if (typeof oInit.saved_aoColumns != 'undefined' && oInit.saved_aoColumns.length == iLen) {
                    if (oCol === null) {
                        oCol = {};
                    }
                    oCol.bVisible = oInit.saved_aoColumns[i].bVisible;
                }

                _fnAddColumn(oSettings, nTh);
            }

            /* Add options from column definations */
            if (typeof oInit.aoColumnDefs != 'undefined') {
                /* Loop over the column defs array - loop in reverse so first instace has priority */
                for (i = oInit.aoColumnDefs.length - 1; i >= 0; i--) {
                    /* Each column def can target multiple columns, as it is an array */
                    var aTargets = oInit.aoColumnDefs[i].aTargets;
                    for (j = 0, jLen = aTargets.length; j < jLen; j++) {
                        if (typeof aTargets[j] == 'number' && aTargets[j] >= 0) {
                            /* 0+ integer, left to right column counting. We add columns which are unknown
                            * automatically. Is this the right behaviour for this? We should at least
                            * log it in future. We cannot do this for the negative or class targets, only here.
                            */
                            while (oSettings.aoColumns.length <= aTargets[j]) {
                                _fnAddColumn(oSettings);
                            }
                            _fnColumnOptions(oSettings, aTargets[j], oInit.aoColumnDefs[i]);
                        }
                        else if (typeof aTargets[j] == 'number' && aTargets[j] < 0) {
                            /* Negative integer, right to left column counting */
                            _fnColumnOptions(oSettings, oSettings.aoColumns.length + aTargets[j],
								oInit.aoColumnDefs[i]);
                        }
                        else if (typeof aTargets[j] == 'string') {
                            /* Class name matching on TH element */
                            for (k = 0, kLen = oSettings.aoColumns.length; k < kLen; k++) {
                                if (aTargets[j] == "_all" ||
								     oSettings.aoColumns[k].nTh.className.indexOf(aTargets[j]) != -1) {
                                    _fnColumnOptions(oSettings, k, oInit.aoColumnDefs[i]);
                                }
                            }
                        }
                    }
                }
            }

            /* Add options from column array - after the defs array so this has priority */
            if (typeof oInit.aoColumns != 'undefined') {
                for (i = 0, iLen = oInit.aoColumns.length; i < iLen; i++) {
                    _fnColumnOptions(oSettings, i, oInit.aoColumns[i]);
                }
            }

            /*
            * Sorting
            * Check the aaSorting array
            */
            for (i = 0, iLen = oSettings.aaSorting.length; i < iLen; i++) {
                var oColumn = oSettings.aoColumns[oSettings.aaSorting[i][0]];

                /* Add a default sorting index */
                if (typeof oSettings.aaSorting[i][2] == 'undefined') {
                    oSettings.aaSorting[i][2] = 0;
                }

                /* If aaSorting is not defined, then we use the first indicator in asSorting */
                if (typeof oInit.aaSorting == "undefined" &&
						 typeof oSettings.saved_aaSorting == "undefined") {
                    oSettings.aaSorting[i][1] = oColumn.asSorting[0];
                }

                /* Set the current sorting index based on aoColumns.asSorting */
                for (j = 0, jLen = oColumn.asSorting.length; j < jLen; j++) {
                    if (oSettings.aaSorting[i][1] == oColumn.asSorting[j]) {
                        oSettings.aaSorting[i][2] = j;
                        break;
                    }
                }
            }

            /*
            * Final init
            * Sanity check that there is a thead and tfoot. If not let's just create them
            */
            if (this.getElementsByTagName('thead').length === 0) {
                this.appendChild(document.createElement('thead'));
            }

            if (this.getElementsByTagName('tbody').length === 0) {
                this.appendChild(document.createElement('tbody'));
            }

            oSettings.nTHead = this.getElementsByTagName('thead')[0];
            oSettings.nTBody = this.getElementsByTagName('tbody')[0];
            if (this.getElementsByTagName('tfoot').length > 0) {
                oSettings.nTFoot = this.getElementsByTagName('tfoot')[0];
            }

            /* Check if there is data passing into the constructor */
            if (bUsePassedData) {
                for (i = 0; i < oInit.aaData.length; i++) {
                    _fnAddData(oSettings, oInit.aaData[i]);
                }
            }
            else {
                /* Grab the data from the page */
                _fnGatherData(oSettings);
            }

            /* Copy the data index array */
            oSettings.aiDisplay = oSettings.aiDisplayMaster.slice();

            /* Calculate sizes for columns */
            if (oSettings.oFeatures.bAutoWidth) {
                _fnCalculateColumnWidths(oSettings);
            }

            /* Initialisation complete - table can be drawn */
            oSettings.bInitialised = true;

            /* Check if we need to initialise the table (it might not have been handed off to the
            * language processor)
            */
            if (bInitHandedOff === false) {
                _fnInitalise(oSettings);
            }
        });
    };
})(jQuery, window, document);
